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Go through the Math in Focus Grade 1 Workbook Answer Key Chapter 17 Practice 2 Addition with Regrouping to finish your assignments.

Math in Focus Grade 1 Chapter 17 Practice 2 Answer Key Addition with Regrouping

Add.

Question 1.

Answer: 53

Explanation:
Regroup the numbers in ones place at first,
8 + 5 = 13
then add the number in tens.
40 + 13 = 53
So, 48 + 5 = 53

Question 2.

Answer: 65

Explanation:
Regroup the numbers in ones place at first,
7 + 8 = 15
then add the number in tens.
15 + 50 = 65
So, 57 + 8 = 65

Question 3.

Answer: 71

Explanation:
Regroup the numbers in ones place at first,
7 +4 = 11
then add the number in tens.
60 + 11
So, 64 + 7 = 71

Question 4.

Answer: 63

Explanation:
Regroup the numbers in ones place at first,
9 + 4 = 13
then add the number in tens.
50 + 13 = 63
So, 59 + 4 = 63

Question 5.

Answer: 73

Explanation:
Regroup the numbers in ones place at first,
3 + 9 = 12
then add the number in tens.
70 + 12 = 82
So, 73 + 9 = 82

Question 6.

Answer: 91

Explanation:
Regroup the numbers in ones place at first,
5 + 6 = 11
then add the number to tens.
80 + 11 = 91
So, 86 + 5 = 91

Fill in the missing numbers.

Question 7.
4 + 66 = ____________

Answer: 70

Explanation:
Regroup the numbers in ones place at first,
4 + 6 = 10
then add the number to tens.
60 + 10 = 70
So, 66 + 4 = 70

Question 8.
89 + 8 = _____________

Answer: 97

Explanation:
Regroup the numbers in ones place at first,
9 + 8 = 17
then add the number in tens.
80 + 17 = 97
So, 89 + 8 = 97

Question 9.
Matt drops a ball into the number machine below. What happens to the number on the ball? Write the number in the ○.

Answer: 85

Explanation:
Matt drops a ball consists of number 76 into the machine,
the number in the ball adds with 9 in the machine.
The out put of the ball is 85.
76 + 9 = 85

Add.

Question 10.

Answer: 55

Explanation:
Regroup the numbers in ones place at first,
7 + 8 = 15
then regroup the number in tens.
20 + 20 = 40
Add the sums of ones and tens
So, 40 + 15 = 55

Question 11.

Answer: 100

Explanation:
Regroup the numbers in ones place at first,
6 + 4 = 10
then regroup the number in tens.
80 + 10 = 90
Add the sums of ones and tens
So, 90 + 10 = 100

Question 12.

Answer: 62

Explanation:
Regroup the numbers in ones place at first,
5 + 7 = 12
then regroup the number in tens.
20 + 30 = 50
Add the sums of ones and tens
So, 50 + 12 = 62

Question 13.

Answer: 81

Explanation:
Regroup the numbers in ones place at first,
4 + 7 = 11
then regroup the number in tens.
40 + 30 = 70
Add the sums of ones and tens
So, 70 + 11 = 81

Question 14.

Answer: 60

Explanation:
Regroup the numbers in ones place at first,
9 + 1 = 10
then regroup the number in tens.
30 + 20 = 50
Add the sums of ones and tens
So, 50 + 10 = 60

Question 15.

Answer: 90

Explanation:
Regroup the numbers in ones place at first,
6 + 4 = 10
then regroup the number in tens.
30 + 50 = 80
Add the sums of ones and tens
So, 80 + 10 = 90

Fill in the missing numbers.

Question 16.
19 + 14 = ____________

Answer: 33

Explanation:
Regroup the numbers in ones place at first,
9 + 4 = 13
then regroup the number in tens.
10 + 10 = 20
Add the sums of ones and tens
So, 20 + 13 = 33

Question 17.
58 + 36 = ___________

Answer: 97

Explanation:
Regroup the numbers in ones place at first,
8 + 6 = 14
then regroup the number in tens.
50 + 30 = 80
Add the sums of ones and tens
So, 80 + 14 = 94

Add. Then answer the question.

Question 18.

Answer:

Explanation:
Regroup the numbers in ones place at first,
2 + 9 = 11
then regroup the number in tens.
50 + 10 = 60
Add the sums of ones and tens
So, 60 + 11 = 71

Question 19.

Answer:

Explanation:
Regroup the numbers in ones place at first,
8 + 6 = 14
then add the number in tens.
So, 50 + 14 = 64

Question 20.

Answer:

Explanation:
Regroup the numbers in ones place at first,
8 + 7 = 15
then regroup the number in tens.
60 + 10 = 70
Add the sums of ones and tens
So, 70 + 15 = 85

Question 21.

Answer:

Explanation:
Regroup the numbers in ones place at first,
8 + 8 = 16
then regroup the number in tens.
40 + 30 = 70
Add the sums of ones and tens
So, 70 + 16 = 86

Question 22.

Answer:

Explanation:
Regroup the numbers in ones place at first,
7 + 9 = 16
then add the number in tens.
50 + 16 = 66

Question 23.

Answer:

Explanation:
Regroup the numbers in ones place at first,
3 + 7 = 10
then regroup the number in tens.
50 + 40 = 90
Add the sums of ones and tens
So, 90 + 10 = 100

Question 24.

Answer:

Explanation:
Regroup the numbers in ones place at first,
9 + 9 = 18
then regroup the number in tens.
30 + 40 = 70
Add the sums of ones and tens
So, 70 + 18 = 88

Question 25.

Answer:

Explanation:
Regroup the numbers in ones place at first,
7 + 9 = 16
then regroup the number in tens.
20 + 40 = 60
Add the sums of ones and tens
So, 60 + 16 = 76

Question 26.

Answer:

Explanation:
Regroup the numbers in ones place at first,
5 + 6 = 11
then regroup the number in tens.
50 + 30 = 80
Add the sums of ones and tens
So, 80 + 11 = 91

What toy is named after President Theodore Roosevelt?

Match the letters to the answers below to find out.

Answer:
TEDDY BEAR

Explanation:
From the above questions from Q18 to Q26,
arrange all the sums in an order to decode the the name of the president.
TEDDY BEAR is the toy named after President Theodore Roosevelt.

Question 27.
Ron drops a ball into a number machine. Which ball is it? Write the number in the ○.


Answer:
29 + 69 = 98

Explanation:
Ron drops a ball number (x) into the machine,
the number(x) in the ball adds with 69 in the machine.
The out put of the ball is 98.
98 – 69 = 29

Add. Then Solve the riddle.

Question 28.

Question 29.

Answer:

Explanation:
Regroup the numbers in ones place at first,
2 + 5 = 7
then add the number in tens.
So, 50 + 7 = 57

Question 30.

Answer:

Explanation:
Regroup the numbers in ones place at first,
2 + 8 = 10
then add the number in tens.
So, 70 + 10 = 80

Question 31.

Answer:

Explanation:
Regroup the numbers in ones place at first,
2 + 8 = 10
then add the number in tens.
So, 70 + 10 = 80

Question 32.

Answer:

Explanation:
Regroup the numbers in ones place at first,
2 + 0 = 2
then add the number in tens.
So, 70 + 2 = 72

Question 33.

Answer:

Explanation:
Regroup the numbers in ones place at first,
4 + 9 = 13
then add the number in tens.
60 + 10 = 70
Add the sums of ones and tens place
70 + 13 = 83

Question 34.

Answer:

Explanation:
Regroup the numbers in ones place at first,
8 + 0 = 8
then add the number in tens.
20 + 40 = 60
Add the sums of ones and tens place
60 + 8 = 68

Question 35.

Answer:

Explanation:
Regroup the numbers in tens place,
as zeros are in ones place
40 + 30 = 70

Question 36.

Answer:

Explanation:
Regroup the numbers in ones place at first,
1 + 6 = 7
then add the number in tens.
60 + 10 = 70
Add the sums of ones and tens place
70 + 7 = 77

Question 37.

Answer:

Explanation:
Regroup the numbers in ones place at first,
7 + 3 = 10
then add the number in tens.
60 + 10 = 70
Add the sums of ones and tens place
70 + 10 = 80

Which fish do you find in space?

Match the letters to the answers below to find out.

Answer:
STAR FISH

Explanation:
From the above questions from Q28 to Q37,
arrange all the sums in an order to decode the the name of the fish.
STAR FISH is the name of fish.

Practice the problems of Math in Focus Grade 3 Workbook Answer Key Chapter 13 Practice 2 Reading and Interpreting Bar Graphs to score better marks in the exam.

Math in Focus Grade 3 Chapter 13 Practice 2 Answer Key Reading and Interpreting Bar Graphs

The bar graph shows the bus tickets that were sold on Monday, Tuesday, Wednesday, and Thursday.

Answer each question. Use the data in the bar graph.

Question 1.
How many more tickets were sold on Thursday than on Wednesday?
__________ tickets
Answer:
50 tickets sold on Thursday.
20 tickets sold on Wednesday.
Subtract total tickets on Wednesday from total tickets on Thursday.
50 – 20 = 30
30 more tickets were sold on Thursday than on Wednesday.

Question 2.
On Thursday, 15 of the tickets sold were for children. How many tickets sold were for adults?
__________ tickets
Answer:
Total 50 tickets were sold on Thursday.
On Thursday, 15 of the tickets sold were for children.
50 – 15 = 35
35 tickets were sold for adults.

Question 3.
18 fewer tickets were sold on Friday than on Tuesday. How many tickets were sold on Friday?
__________ tickets
Answer:
Total tickets sold on Tuesday are 30.
18 fewer tickets were sold on Friday than on Tuesday.
Subtract 18 tickets from 30 tickets.
30 – 18 = 12
On Friday, 12 tickets were sold.

Question 4.
The number of tickets sold on Tuesday can be grouped into fives. How many groups are there?
_________ groups
Answer:
Total tickets sold on Tuesday are 30.
The number of tickets sold on Tuesday can be grouped into fives.
30/5 = 6
There are 6 groups.

Question 5.
How many tickets were sold in all during the four days?
_________ tickets
Answer:
Total tickets sold on Monday are 40.
Total tickets sold on Tuesday are 30.
Total tickets sold on Wednesday are 20.
Total tickets sold on Thursday are 50.
40 + 30 + 20 + 50 = 140
140 tickets were sold in all during the four days.

This bar graph shows the number of notebooks that have students have.

Write T for true and F for false in the boxes Use the data in the bar graph.

Question 6.
Jack has 20 notebooks.
Answer:
True (T)

Question 7.
Fiona has 25 notebooks.
Answer:
True (T)

Question 8.
Melanie has 40 notebooks.
Answer:
False
Explanation:
In the above bar graph we can observe Melanie has 35 notebooks. So, the above statement is false.

Question 9.
Kareem has 5 fewer notebooks than Fiona.
Answer:
False
Explanation:
In the above bar graph we can observe that Kareen has 30 notebooks and Fiona has 25 note books. So, the above statement is false.

Question 10.
Sarah has the least number of notebooks.
Answer:
True

Answer each question. Use the data in the bar graph.

Question 11.
How many more notebooks does Kareem have than Fiona?
Answer:
Kareem have 30 notebooks.
Fiona have 25 notebooks.
30 – 25 = 5
Kareem have 5 more notebooks than Fiona.

Question 12.
How many fewer notebooks does Sarah have than Melanie?
Answer:
Sarah have 15 notebooks.
Melanie have 35 notebooks.
35 – 15 = 20
Sarah have 20 fewer notebooks than Melanie.

Question 13.
How many notebooks do Melanie and Sarah have altogether?
Answer:
Sarah have 15 notebooks.
Melanie have 35 notebooks.
35 + 15 = 50
Melanie and Sarah have altogether 50 notebooks.

Question 14.
Who has twice as many notebooks as Sarah?
Answer:
Sarah have 15 notebooks.
15 x 2 = 30
Kareem have 30 notebooks.
Kareem has twice as many notebooks as Sarah.

Question 15.
Which two students have a total of 65 notebooks?
Answer:
Kareem have 30 notebooks.
Melanie have 35 notebooks.
30 + 35 = 65
Kareem and Melanie have a total of 65 notebooks.

This bar graph shows the kinds of juices that people like.

Fill in the blanks. Use the data in the bar graph.

Question 16.
_________ people like mixed berry juice.

Answer:
25 people like mixed berry juice.

Question 17.
19 people like ________ juice.
Answer:
19 people like carrot juice.

Question 18.
The most popular juice is __________.
Answer:
The most popular juice is orange.

Question 19.
16 more people like apple juice than ___________ juice.
Answer:
41 people like apple juice.
25 people like Mixed Berry juice.
41 – 25 = 16
16 more people like apple juice than Mixed Berry juice.

Question 20.
10 fewer people like _________ juice than the most popular juice.
Answer:
The most popular juice is orange.
50 people like orange juice.
40 people like Pineapple juice.
50 – 40 = 10
10 fewer people like Pineapple juice than the most popular juice.

Question 21.
What can you say about orange juice and carrot juice?
Answer:
Both are same in color and sweet in taste.
Orange juice is a bit sweeter than a carrot juice.

Danny sold flowers at the farmer’s market. The bar graph shows the number of flowers he sold.

Answer each question. Use the data in the bar graph.

Question 22.
How many daisies did Danny sell?
Answer:
Danny sold 300 daisies.

Question 23.
He sold 150 more carnations than another flower. Which kind of flower?
Answer:
Danny sold 450 carnations.
Danny sold 300 daisies.
450 – 300 = 150
He sold 150 more carnations than daisies flower.

Question 24.
He sold twice as many sunflowers as another kind of flower. Which kind of flower?
Answer:
Total sunflowers he sold are 280.
Total Tulips he sold are 140
2 x 140 = 280
He sold twice as many sunflowers than Tulips.

Question 25.
How many fewer sunflowers than roses were sold?
Answer:
He sold 480 roses.
He sold 280 sunflowers.
480 – 280 = 200
He sold 200 fewer sunflowers than roses.

Question 26.
He sold a total of 750 of two kinds of flowers. Which two kind of flowers could they be?
Answer:
He sold 300 daisies.
He sold 450 carnations.
300 + 450 = 750
The two kind of flowers that he sold a total of 750 are daisies and carnations.

This bar graph shows the subjects that a number of students like.

Fill in the blanks. Use the data in the bar graph.

Question 27.
__________ students like math.
Answer:
18 students like math.

Question 28.
3 fewer students like _________ than reading.
Answer:
3 fewer students like Science and Social studies than reading.

Question 29.
The number of students who like is _________ equal to the number of students who like _________.
Answer:
The number of students who like Science is equal to the number of students who like Social studies.

Question 30.
A total number of 39 students like three kinds of subjects. Which three kinds of subjects could they be?
Answer:
15 students like reading.
12 students like science.
12 students like social studies.
15 + 12 + 12 = 39
A total number of 39 students like three kinds of subjects. The three kinds of subjects are reading, science and social studies.

Practice the problems of Math in Focus Grade 3 Workbook Answer Key Chapter 14 Practice 5 Adding and Subtracting Like Fractions to score better marks in the exam.

Math in Focus Grade 3 Chapter 14 Practice 5 Answer Key Adding and Subtracting Like Fractions

Complete the model. Add the fractions.

Example

Question 1.

Answer:

Explanation:
In the above image we can observe 3/5 part is shaded with black color and 1/5 part is shaded with gray color. Add the fraction 3/5 with 1/5 the sum is 4/5.

Question 2.

Answer:

Explanation:
In the above image we can observe 2/6 part is shaded with black color and 3/6 part is shaded with gray color. Add the fraction 2/6 with 3/6 the sum is 5/6.

Question 3.

Answer:

Explanation:
In the above image we can observe 2/7 part is shaded with black color and 3/7 part is shaded with gray color. Add the fractions 2/7 with 3/7 the sum is 5/7.

Complete.

Question 4.

Answer:

Explanation:
In the above image we can observe 2/7 part is shaded with black color and 1/7 part is shaded with gray color and 4/7 part is shaded with white color. Add the fractions 2/7 and 1/7 with 4/7 the sum is 7/7.

Question 5.

Answer:

Explanation:
In the above image we can observe 2/6 part is shaded with black color and 2/6 part is shaded with gray color and 1/6 part is shaded with white color. Add the fractions 2/6 and 2/6 with 1/6 the sum is 5/6.

Question 6.

Answer:

Explanation:
In the above image we can observe 4/9 part is shaded with black color and 2/9 part is shaded with gray color and 1/9 part is shaded with white color. Add the fractions 4/9 and 2/9 with 1/9 the sum is 7/9.

Question 7.

Answer:

Explanation:
In the above image we can observe 1/8 part is shaded with black color and 3/8 part is shaded with gray color and 4/8 part is shaded with white color. Add the fractions 1/8 and 3/8 with 4/8 the sum is 8/8.

Complete the model. Subtract the fractions.

Example

Question 8.

Answer:

Explanation:
In the above image we can observe 1/5 part is shaded with black color and 3/5 part is shaded with both black and gray colors. We have to find out gray color shaded part. Subtract 1/5 from 3/5 the difference is 2/5. 2/5 part is shaded with gray color.

Question 9.

Answer:

Explanation:
In the above image we can observe 1/7 part is shaded with black color and 6/7 part is shaded with both black and gray colors. We have to find out gray color shaded part. Subtract 1/7 from 6/7 the difference is 5/7. 5/7 part is shaded with gray color.

Complete.

Question 10.

Answer:

Explanation:
In the above image we can observe 5/9 part is shaded with black color and 7/9 part is shaded with both black and gray colors. We have to find out gray color shaded part. Subtract 5/9 from 7/9 the difference is 2/9. 2/9 part is shaded with gray color.

Question 11.

Answer:

Explanation:
In the above image we can observe 2/6 part is shaded with black color and 5/6 part is shaded with both black and gray colors. We have to find out gray color shaded part. Subtract 2/6 from 5/6 the difference is 3/6. 3/6 part is shaded with gray color.

Question 12.

Answer:

Explanation:
In the above image we can observe 2/7 part is shaded with black color, 2/7 part is shaded with gray color and 7/7 part is shaded with black, gray and white colors. We have to find out white color shaded part. Subtract 2/7 and 2/7 from7/7 the difference is 3/7. 3/7 part is shaded with white color.

Question 13.

Answer:

Explanation:
In the above image we can observe 1/9 part is shaded with black color, 5/9 part is shaded with gray color and 9/9 part is shaded with black, gray and white colors. We have to find out white color shaded part. Subtract 1/9 and 5/9 from 9/9 the difference is 3/9. 3/9 part is shaded with white color.

Add.

Question 14.
\(\frac{1}{4}+\frac{2}{4}\) = _______________
Answer:
1/4 + 2/4 = 3/4
Explanation:
Perform addition operation on above two fractions. Add 1/4 with 2/4 the sum is 3/4.

Question 15.
\(\frac{2}{6}+\frac{3}{6}\) = _______________
Answer:
2/6 + 3/6 = 5/6
Explanation:
Perform addition operation on above two fractions. Add 2/6 with 3/6 the sum is 5/6.

Question 16.
\(\frac{2}{5}+\frac{2}{5}\) = _______________
Answer:
2/5 + 2/5 = 4/5
Explanation:
Perform addition operation on above two fractions. Add 2/5 with 2/5 the sum is 4/5.

Question 17.
\(\frac{3}{7}+\frac{1}{7}\) = _______________
Answer:
3/7 + 1/7 = 4/7
Explanation:
Perform addition operation on above two fractions. Add 3/7 with 1/7 the sum is 4/7.

Question 18.
\(\frac{2}{9}+\frac{5}{9}\) = _______________
Answer:
2/9 + 5/9 = 7/9
Explanation:
Perform addition operation on above two fractions. Add 2/9 with 5/9 the sum is 7/9.

Question 19.
\(\frac{5}{11}+\frac{6}{11}\) = _______________
Answer:
5/11 + 6/11 = 11/11 = 1
Explanation:
Perform addition operation on above two fractions. Add 5/11 with 6/11 the sum is 11/11. The simplified form of 11/11 is 1.

Question 20.
\(\frac{1}{8}+\frac{4}{8}\) = _______________
Answer:
1/8 + 4/8 = 5/8
Explanation:
Perform addition operation on above two fractions. Add 1/8 with 4/8 the sum is 5/8.

Question 21.
\(\frac{1}{4}+\frac{3}{4}\) = _______________
Answer:
1/4 + 3/4 = 4/4 = 1
Explanation:
Perform addition operation on above two fractions. Add 1/4 with 3/4 the sum is 4/4. The fraction 4/4 in simplified form is 1.

Question 22.
\(\frac{1}{6}+\frac{5}{6}\) = _______________
Answer:
1/6 + 5/6 = 6/6 = 1
Explanation:
Perform addition operation on above two fractions. Add 1/6 with 5/6 the sum is 6/6. The fraction 6/6 in simplified form is 1.

Question 23.
\(\frac{3}{9}+\frac{1}{9}\) = _______________
Answer:
3/9 + 1/9 = 4/9
Explanation:
Perform addition operation on above two fractions. Add 3/9 with 1/9 the sum is 4/9.

Question 24.
\(\frac{2}{10}+\frac{3}{10}+\frac{4}{10}\) = _______________
Answer:
2/10 + 3/10 + 4/10 = 9/10
Explanation:
Perform addition operation on above three fractions. Add 2/10 and 3/10 with 4/10 the sum is 9/10.

Question 25.
\(\frac{5}{12}+\frac{4}{12}+\frac{2}{12}\) = _______________
Answer:
5/12 + 4/12 + 2/12 = 11/12
Explanation:
Perform addition operation on above three fractions. Add 5/12 and 4/12 with 2/12 the sum is 11/12.

Question 26.
\(\frac{2}{6}+\frac{1}{6}+\frac{2}{6}\) = _______________
Answer:
2/6 + 1/6 + 2/6 = 5/6
Explanation:
Perform addition operation on above three fractions. Add 2/6 and 1/6 with 2/6 the sum is 5/6.

Question 27.
\(\frac{5}{8}+\frac{1}{8}+\frac{2}{8}\) = _______________
Answer:
5/8 + 1/8 + 2/8 = 8/8 = 1
Explanation:
Perform addition operation on above three fractions. Add 5/8 and 1/8 with 2/8 the sum is 8/8. The fraction 8/8 in simplified form is 1.

Question 28.
\(\frac{3}{9}+\frac{1}{9}+\frac{4}{9}\) = _______________
Answer:
3/9 + 1/9 + 4/9 = 8/9
Explanation:
Perform addition operation on above three fractions. Add 3/9 and 1/9 with 4/9 the sum is 8/9.

Question 29.
\(\frac{1}{7}+\frac{4}{7}+\frac{1}{7}\) = _______________
Answer:
1/7 + 4/7 + 1/7 = 6/7
Explanation:
Perform addition operation on above three fractions. Add 1/7 and 4/7 with 1/7 the sum is 6/7.

Question 30.
\(\frac{1}{4}+\frac{1}{4}+\frac{1}{4}\) = _______________
Answer:
1/4 + 1/4 + 1/4 = 3/4
Explanation:
Perform addition operation on above three fractions. Add 1/4 and 1/4 with 1/4 the sum is 3/4.

Question 31.
\(\frac{2}{5}+\frac{1}{5}+\frac{1}{5}\) = _______________
Answer:
2/5 + 1/5 + 1/5 = 4/5
Explanation:
Perform addition operation on above three fractions. Add 2/5 and 1/5 with 1/5 the sum is 4/5.

Subtract.

Question 32.
\(\frac{4}{5}-\frac{2}{5}\) = _______________
Answer:
4/5 – 2/5 = 2/5
Explanation:
Perform subtraction operation on above two fractions. Subtract 2/5 from 4/5 the difference is 2/5.

Question 33.
\(\frac{5}{6}-\frac{4}{6}\) = _______________
Answer:
5/6 – 4/6 = 1/6
Explanation:
Perform subtraction operation on above two fractions. Subtract 4/6 from 5/6 the difference is 1/6.

Question 34.
\(\frac{8}{9}-\frac{4}{9}\) = _______________
Answer:
8/9 – 4/9 = 4/9
Explanation:
Perform subtraction operation on above two fractions. Subtract 4/9 from 8/9 the difference is 4/9.

Question 35.
\(\frac{9}{11}-\frac{3}{11}\) = _______________
Answer:
9/11 – 3/11 = 6/11
Explanation:
Perform subtraction operation on above two fractions. Subtract 3/11 from 9/11 the difference is 6/11.

Question 36.
\(\frac{6}{7}-\frac{3}{7}\) = _______________
Answer:
6/7 – 3/7 = 3/7
Explanation:
Perform subtraction operation on above two fractions. Subtract 3/7 from 6/7 the difference is 3/7.

Question 37.
\(\frac{11}{12}-\frac{4}{12}\) = _______________
Answer:
11/12 – 4/12 = 7/12
Explanation:
Perform subtraction operation on above two fractions. Subtract 4/12 from 11/12 the difference is 7/12.

Question 38.
\(\frac{5}{6}-\frac{1}{6}\) = _______________
Answer:
5/6 – 1/6 = 4/6
Explanation:
Perform subtraction operation on above two fractions. Subtract 1/6 from 5/6 the difference is 4/6.

Question 39.
\(\frac{7}{8}-\frac{3}{8}\) = _______________
Answer:
7/8 – 3/8 = 4/8
Explanation:
Perform subtraction operation on above two fractions. Subtract 3/8 from 7/8 the difference is 4/8.

Question 40.
\(1-\frac{7}{9}\) = _______________
Answer:
1 – 7/9 = (9 – 7)/9 = 2/9
Explanation:
Perform subtraction operation on above two fractions. Subtract 7/9 from 1 the difference is 2/9.

Question 41.
\(1-\frac{5}{10}\) = _______________
Answer:
1 – 5/10 = (10 – 5)/10 = 5/10 = 1/2
Explanation:
Perform subtraction operation on above two fractions. Subtract 5/10 from 1 the difference is 5/10. The simplified form of the fraction 5/10 is 1/2.

Question 42.
\(\frac{8}{12}-\frac{1}{12}-\frac{2}{12}\) = _______________
Answer:
8/12 – 1/12 – 2/12 = (8 – 1 – 2)/12 = 5/12
Explanation:
Perform subtraction operation on above three fractions. Subtract 1/12 and 2/12 from 8/12 the difference is 5/12.

Question 43.
\(\frac{9}{12}-\frac{1}{12}-\frac{3}{12}\) = _______________
Answer:
9/12 – 1/12 – 3/12 = (9 – 1 – 3)/12 = 5/12
Explanation:
Perform subtraction operation on above three fractions. Subtract 1/12 and 3/12 from 9/12 the difference is 5/12.

Question 44.
\(\frac{10}{12}-\frac{2}{12}-\frac{3}{12}\) = _______________
Answer:
10/12 – 2/12 – 3/12 = (10 – 2 – 3)/12 = 5/12
Explanation:
Perform subtraction operation on above three fractions. Subtract 2/12 and 3/12 from 10/12 the difference is 5/12.

Question 45.
\(\frac{8}{11}-\frac{1}{11}-\frac{5}{11}\) = _______________
Answer:
8/11 – 1/11 – 5/11 = 2/11
Explanation:
Perform subtraction operation on above three fractions. Subtract 1/11 and 5/11 from 8/11 the difference is 2/11.

Question 46.
\(\frac{8}{9}-\frac{2}{9}-\frac{3}{9}\) = _______________
Answer:
8/9 – 2/9 – 3/9 = (8 – 2 – 3)/9 = 3/9 = 1/3
Explanation:
Perform subtraction operation on above three fractions. Subtract 2/9 and 3/9 from 8/9 the difference is 3/9. The simplified form of the fraction 3/9 is 1/3.

Question 47.
\(\frac{6}{7}-\frac{1}{7}-\frac{4}{7}\) = _______________
Answer:
6/7 – 1/7 – 4/7 = (6 – 1 -4)/7 = 1/7
Explanation:
Perform subtraction operation on above three fractions. Subtract 1/7 and 4/7 from 6/7 the difference is 1/7.

Question 48.
\(1-\frac{2}{9}-\frac{3}{9}\) = _______________
Answer:
1 – 2/9 – 3/9 = (9 – 2 -3)/9 = 4/9
Explanation:
Perform subtraction operation on above three fractions. Subtract 2/9 and 3/9 from 1 the difference is 4/9.

Question 49.
\(1-\frac{1}{7}-\frac{4}{7}\) = _______________
Answer:
1 – 1/7 – 4/7 = (7 – 1 – 4)/7 = 2/7
Explanation:
Perform subtraction operation on above three fractions. Subtract 1/7 and 4/7 from 1 the difference is 2/7.

Practice the problems of Math in Focus Grade 3 Workbook Answer Key Chapter 14 Practice 4 Comparing Fractions to score better marks in the exam.

Math in Focus Grade 3 Chapter 14 Practice 4 Answer Key Comparing Fractions

Compare the fractions.

Example

Question 1.

___________ is greater than ___________.
Answer:
5/7 is greater than 1/2.

Question 2.

___________ is less than ___________.
Answer:
4/9 is less than 1/2.

Compare the fractions.

Question 3.

___________ is greater than ___________.
Answer:
2/3 is greater than 1/3.
Explanation:
In the above images we can observe two fractions 2/3 and 1/3. It is easy to compare fractions with the same denominator. The least fraction is the one with the lowest numerator. So, 2/3 is greater than 1/3.

Question 4.

___________ is less than ___________.
Answer:
3/8 is less than 5/8.
Explanation:
In the above images we can observe two fractions 3/8 and 5/8. It is easy to compare fractions with the same denominator. The least fraction is the one with the lowest numerator. So, 3/8 is less than 5/8.

Question 5.

___________ is greater than ___________.
Answer:
4/5 is greater than 4/10.
Explanation:
In the above images we can observe two fractions 4/10 and 4/5. It is easy to compare fractions with the same numerator. The least fraction is the one with the greatest denominator. So, 4/5 is greater than 4/10.

Question 6.

___________ is less than ___________.
Answer:
3/7 is less than 3/5.
Explanation:
In the above images we can observe two fractions 3/7 and 3/5. It is easy to compare fractions with the same numerator. The least fraction is the one with the greatest denominator. So, 3/7 is less than 3/5.

Compare the fractions.

Example

Question 7.
\(\frac{7}{9}\) and \(\frac{2}{3}\)
\(\frac{2}{3}\) = __________
__________ < ___________
Answer:
7/9 and 2/3
2/3 = 6/9
2/3 < 7/9
Explanation:
The equivalent fraction of 2/3 is 6/9. Compare 6/9 and 7/9. It is easy to compare fractions with the same denominator. The least fraction is the one with the lowest numerator. So, 2/3 is less than 7/9.

Question 8.
\(\frac{4}{5}\) and \(\frac{1}{2}\)
\(\frac{4}{5}\) = ____________
\(\frac{1}{2}\) = ____________
__________ > __________
Answer:
4/5 and 1/2
Below are the equivalent like fractions.
4/5 = 8/10
1/2 = 5/10
4/5 > 1/2
Explanation:
It is easy to compare fractions with the same denominator. The least fraction is the one with the lowest numerator. So, 4/5 is greater than 1/2.

Question 9.
\(\frac{5}{6}\) and \(\frac{1}{4}\)
\(\frac{5}{6}\) = ____________
\(\frac{1}{4}\) = ____________
___________ < ___________
Answer:
5/6 and 1/4
Below are the equivalent like fractions.
5/6 = 10/12
1/4 = 3/12
1/4 < 5/6
Explanation:
It is easy to compare fractions with the same denominator. The least fraction is the one with the lowest numerator. So, 1/4 is less than 5/6.

Use number lines to compare fractions.

Example

Complete.

Question 10.

Which is greater, \(\frac{3}{5}\) or \(\frac{5}{6}\)?
___________ > __________
Which is less, \(\frac{2}{5}\) or \(\frac{3}{6}\)?
___________ < __________
Answer:

5/6 > 3/5
2/5 < 3/6
Explanation:
In the above image we can observe two number lines.
Compare these two fractions 3/5 and 5/6. In first number line we can observe 3/5. In the second number line we can observe 5/6. The red line is drawn from first number line to second number line to know which fraction is greater. The fraction 5/6 is greater than 3/5.
Compare these two fractions 2/5 and 3/6. In first number line we can observe 2/5. In the second number line we can observe 3/6. The green line is drawn from first number line to second number line to know which fraction is less. The fraction 2/5 is less than 3/6.

Compare. Choose > or <. Use \(\frac{1}{2}\) as a benchmark.

Question 11.


Answer:

Explanation:
In the above image we can observe three number lines. To compare the fractions we are using the first number line as 1/2 benchmark.
The fractions before 1/2 are the fractions less than 1/2.
The fractions after 1/2 are the fractions greater than 1/2.
The fraction 4/6 is greater than 1/2 as we can observe in the second number line.
The fraction 1/8 is less than 1/2 as we can observe in the third number line.
So, 4/6 is greater than 1/8.

Compare the fractions. Fill in the blanks.

Question 12.
\(\frac{4}{7}\) and \(\frac{6}{7}\)
_____________ is greater.
Answer:
4/7 and 6/7
6/7 is greater.
Explanation:
By comparing these two fractions 4/7 and 6/7. 6/7 is greater than 4/7.

Question 13.
\(\frac{2}{5}\) and \(\frac{2}{10}\)
_____________ is greater.
Answer:
2/5 and 2/10
2/5 is greater.
Explanation:
By comparing these two fractions 2/5 and 2/10. The simplified form of the fraction 2/10 is 1/5. So, 2/5 is greater than 2/10.

Question 14.
\(\frac{7}{12}\) and \(\frac{1}{2}\)
_____________ is greater.
Answer:
7/12 and 1/2
7/12 is greater.
Explanation:
By comparing these two fractions 7/12 and 1/2. The fraction 7/12 is greater than 1/2.

Question 15.
\(\frac{5}{11}\) and \(\frac{1}{2}\)
_____________ is less.
Answer:
5/11 and 1/2
5/11 is less.
Explanation:
By comparing these two fractions 5/11 and 1/2. The fraction 5/11 is less than 1/2.

Question 16.
\(\frac{7}{12}\) and \(\frac{5}{11}\)
_____________ is less.
Answer:
7/12 and 5/11
5/11 is less.
Explanation:
By comparing these two fractions 7/12 and 5/11. The fraction 5/11 is less than 7/12.

Order the fractions from greatest to least.

Example

Answer:

Question 17.
\(\frac{7}{11}, \frac{5}{11}, \frac{11}{11}\)
Answer:
11/11, 7/11, 5/11.
Explanation:
The least fraction is the one with the lowest numerator. The fractions from greatest to least are 11/11, 7/11, 5/11.

Question 18.
\(\frac{2}{3}, \frac{5}{6}, \frac{4}{10}\)
Answer:
5/6, 2/3, 2/5
Explanation:
The fraction from greatest to least are 5/6, 2/3, 2/5.

Question 19.
\(\frac{1}{3}, \frac{1}{2}, \frac{3}{4}\)
Answer:
3/4, 1/2, 1/3
Explanation:
The fraction from greatest to least are 3/4, 1/2, 1/3.

Question 20.
\(\frac{1}{2}, \frac{2}{3}, \frac{3}{4}\)
Answer:
3/4, 2/3, 1/2
Explanation:
The fractions from greatest to least are 3/4, 2/3, 1/2.

Practice the problems of Math in Focus Grade 3 Workbook Answer Key Chapter 10 Practice 8 Real-World Problems: Money to score better marks in the exam.

Math in Focus Grade 3 Chapter 10 Practice 8 Answer Key Real-World Problems: Money

Solve.

Draw bar models to help you.

Question 1.
Mrs. Twohill buys a bottle of cooking oil for $6.75. She gives the cashier two $5 bills. How much change does she receive?

Answer:

$10 – $6.75 = $3.25
She receives $3.25 change.
Explanation:
Mrs. Twohill buys a bottle of cooking oil for $6.75. She gives the cashier two $5 bills. Two $5 bills means $10. Subtract $6.75 from $10 the difference is $3.25. She receives $3.25 change.

Question 2.
Mr. Larson spends $37.50 at a supermarket. He spends $8.25 less than Mrs. Rosa. How much does Mrs. Rosa spend?
Answer:

$37.50 + $8.25 = $45.75
Mrs. Rosa spend $45.75.
Explanation:
Mr. Larson spends $37.50 at a supermarket. He spends $8.25 less than Mrs. Rosa. Add $37.50 with $8.25 the sum is $45.75. Mrs. Rosa spend $45.75.

Solve. Draw bar models to help you.

Question 3.
Lisa buys a tennis racket and a can of tennis balls. The can of tennis balls costs $18.60. The racket costs $40.85 more.
a. How much is the racket?
Answer:
$18.60 + $40.85 = $59.45
The racket cost is $59.45.
Explanation:
Lisa buys a tennis racket and a can of tennis balls. The can of tennis balls costs $18.60. The racket costs $40.85 more. Add $18.60 with $40.85 the sum is $59.45. The racket cost is $59.45.

b. How much does she spend in all?
Answer:

$18.60 + $59.45 = $78.05
She spends $78.05 in all.
Explanation:
The can of tennis balls costs $18.60. The racket cost is $59.45. Add $18.60 with $59.45 the sum is $78.05. She spends $78.05 in all.

Question 4.
Jacob has $8.65 to take to the fair. His mother gives him $15.50 more. He spends $16.45 at the fair.
a. How much does he bring to the fair?
Answer:

$8.65 + $15.50 = $24.15
He brings $24.15 to the fair.
Explanation:
Jacob has $8.65 to take to the fair. His mother gives him $15.50 more. Add $8.65 with $15.50 the sum is $24.15. He brings $24.15 to the fair.

b. How much does he have left?
Answer:

$24.15 – $16.45 = $7.70
He have left $7.70.
Explanation:
He brings $24.15 to the fair. He spends $16.45 at the fair. Subtract $16.45 from $24.15 the difference is $7.70. He have left $7.70.

Question 5.
Madi buys a carton of milk and a bag of bagels. She gives the cashier $10 and receives $5.25 change. The bag of bagels costs $2.75. How much does the carton of milk cost?

Answer:
$10 – $5.25 = $4.75
The carton of milk and a bag of bagels cost is $4.75.
$2.75 + $ = $4.75
$4.75 – $2.75 = 2
The cost of carton of milk is $2.
Explanation:
Madi buys a carton of milk and a bag of bagels. She gives the cashier $10 and receives $5.25 change. Subtract $5.25 from $10 the difference is $4.75. The carton of milk and a bag of bagels cost is $4.75.
The bag of bagels costs $2.75. Subtract $2.75 from $4.75 the difference is $2. The cost of carton of milk is $2.

Question 6.
Jordan saved $10.40 last month. He saved $5.50 less this month. How much did he save in the two months?
Answer:
$10.40 – $5.50 = $4.9
He saved $4.9 this month.
$10.40 + $4.9 = $15.3
He saves $15.3 in the two months.
Explanation:
Jordan saved $10.40 last month. He saved $5.50 less this month. Subtract $5.50 from $10.40 the difference is $4.9. He saved $4.9 this month.
Add $10.40 with $4.9 the sum is $15.3. He saves $15.3 in the two months.

Question 7.
A board game costs $28.45. It is $15.20 more than a paint set. The paint set costs $7.90 more than a toy car. How much does the toy car cost?
Answer:
$28.45 – $15.20 = $13.25
The paint set cost is $13.25.
$13.25 – $7.90 =$5.35
The toy car cost is $5.35.
Explanation:
A board game costs $28.45. It is $15.20 more than a paint set. Which means the paint set cost is $15.20 less than a board game cost. Subtract $15.20 from $28.45 the difference is $13.25. The paint set cost is $13.25.
The paint set costs $7.90 more than a toy car. Which means the toy car cost is $7.90 less than a paint set cost. Subtract $7.90 from $13.25 the difference is $5.35. The toy car cost is $5.35.

Question 8.
Tim and Karen each had the same amount of money to start with. Karen pays $24.60 for a CD and has $7.50 left. Tim buys a watch for $22.75. How much money does Tim have left?
Answer:
$ – $24.60 = $7.50
$7.50 + $24.60 = $32.10
Tim and Karen have $32.10.
Tim buys a watch for $22.75.
$32.10 – $22.75 = $9.35
Tim have $9.35 left.
Explanation:
Tim and Karen each had the same amount of money to start with. Karen pays $24.60 for a CD and has $7.50 left. Add $7.50 with $24.60 the sum is $32.10. Tim and Karen have $32.10. Tim buys a watch for $22.75. Subtract $22.75 from $32.10 the difference is $9.35. Tim have $9.35 left.

This handy Math in Focus Grade 1 Workbook Answer Key Chapter 7 Practice 2 Place Value detailed solutions for the textbook questions.

Math in Focus Grade 1 Chapter 7 Practice 2 Answer Key Place Value

Look at the pictures. Fill in the blanks.

Example

Question 1.

Answer:

Question 2.

Answer:

Question 3.

Answer:

Fill in the place-value charts.

Example

Question 4.

Answer:

Question 5.

Answer:

Question 6.

Answer:

Question 7.

Answer:

Show the number.
Draw for tens and for ones.

Example

Question 8.

Answer:

Question 9.

Answer:

Question 10.

Answer:

Question 11.

Answer:

Look at the place-value charts. Write the numbers. Fill in the blanks.

Question 12.

Answer:

Question 13.

Answer:

Question 14.

Answer:

Question 15.

Answer:

Fill in the blanks.

Question 16.
13 = 1 ten ___ ones
Answer: 13 = 1 ten 3 ones

Question 17.
17 = ___ ten 7 ones
Answer: 17 = 1 ten 7 ones

Question 18.
15 = 1 ten ___ ones
Answer: 15 = 1 ten 5 ones

Question 19.
12 = ____ ten 2 ones
Answer: 12 = 1 ten 2 ones

Question 20.
19 = 1 ten ___ ones
Answer: 19 = 1 ten 9 ones

This handy Math in Focus Grade 1 Workbook Answer Key Chapter 7 Practice 3 Comparing Numbers detailed solutions for the textbook questions.

Math in Focus Grade 1 Chapter 7 Practice 3 Answer Key Comparing Numbers

Write the number in each set. Then fill in the blanks.

Example

Question 2.

Set ___ has ___ more penguins than Set ____
Answer:
Set A: 14
Set B: 18
Set B has 4 more penguins than Set A.

Write the number in each set. Then fill in the blanks.

Question 2.

Set ___ has ___ more crocodiles than Set ____
Answer:
Set A: 19
Set B: 11
Set A has 8 more crocodiles than Set B

Question 3.

Set ___ has ___ fewer fish than Set ___
Answer:
Set A: 11
Set B: 13
Set A has 2 fewer fish than Set B.

Question 4.

Set ___ has ___ fewer butterflies than Set ___
Answer:
Set A: 19
Set B: 17
Set B has 2 fewer butterflies than Set A

Question 5.

Set ___ has ___ fewer ants than Set ___
Answer:
Set A: 16
Set B: 12
Set B has 4 fewer ants than Set A

Color the house with the number that is less. Then fill in the blanks.

Example

Question 6.

Answer: 12 is less than 14

The tens are equal.
Compare the ones.
9 ones is greater than 6 ones.
6 ones is less than 9 ones.

Question 7.

Answer: 19 is greater than 17

Find the number that is less. Color the animal red. Find the number that is greater. Color the animal blue.

Question 8.

Answer:

Question 9.

Answer:

Color the creature with the correct number. Then fill in the blanks.

Question 10.
the number that is greater

How much greater is the number? _____
Answer: 14 is the greater number than 11.

Question 11.
the number that is less

How much less is the number? ____
Answer: 15 is the less number than 19.

Fill in the blanks in each place-value chart. Then color the sign with the greatest number.

Question 12.

Answer:

Fill in the blanks in each place-value chart. Then color the sign with the least number.

Question 13.

Answer:

Compare the numbers. Fill in the blanks.

Question 14.

____ is the least number.
_____ is the greatest number.
Answer:
12 is the least number.
18 is the greatest number.

Compare the numbers.
Fill in the blanks.

Question 15.

___ is the least number.
_____ is the greatest number.
Answer:
8 is the least number.
18 is the greatest number.

Question 16.

____ is the least number.
____ is the greatest number.
Answer:
10 is the least number.
16 is the greatest number.

Question 17.

____ is the least number.
____ is the greatest number.
Answer:
9 is the least number.
19 is the greatest number.

Practice the problems of Math in Focus Grade 1 Workbook Answer Key Chapter 9 Practice 3 Using a Start Line to score better marks in the exam.

Math in Focus Grade 1 Chapter 9 Practice 3 Answer Key Using a Start Line

Cut out the caterpillars.
Paste them on the box in the order shown.

Question 1.

Answer:

Question 2.

Answer:

Practice the problems of Math in Focus Grade 1 Workbook Answer Key Chapter 9 Practice 1 Comparing Two Things to score better marks in the exam.

Math in Focus Grade 1 Chapter 9 Practice 1 Answer Key Comparing Two Things

Circle the correct answer.

Example
Which is longer?

Question 1.
Who is taller?

Answer:

Question 2.
Which is shorter?

Answer:

Fill in the blanks.

Example

Which is longer? Which is shorter?

The snake is longer than the caterpillar.
The caterpillar is shorter than the snake.

Question 3.
Which is shorter? Which is taller?

The giraffe is ___ than the tree.
The tree is ____ than the giraffe.
Answer:
The giraffe is shorter than the tree.
The tree is taller than the giraffe.

Question 4.
Which is longer? Which is shorter.

The train is ____ than the truck.
The truck is ___ than the train.
Answer:
The train is longer than the truck.
The truck is shorter than the train.

Question 5.
Which is shorter? Which is taller?

The duck is ____ than the swan.
The swan is ___ than the duck.
Answer:
The duck is shorter than the swan.
The swan is longer than the duck.

Draw.
a longer arrow

Question 6.
a shorter tree

Answer:

Question 7.
a longer and taller ship

Answer:

Practice the problems of Math in Focus Grade 1 Workbook Answer Key Chapter 9 Practice 4 Measuring Things to score better marks in the exam.

Math in Focus Grade 1 Chapter 9 Practice 4 Answer Key Measuring Things

Count.

Fill in the blanks.

Example

Question 1.

Answer:

Question 2.

Answer:

Question 3.

Answer:

Question 4.

Answer:

Question 5.

Answer:

Fill in the blanks.

What is the length of each tape?

Example

The tape is about 8 buttons long.
It is about 2 pegs long.

Question 6.

The tape is about _____ buttons long.
It is about ____ pegs long.
Answer:
The tape is about 11 buttons long.
It is about 3 pegs long.

Question 7.

The tape is about _____ buttons long.
It is about ____ pegs long.
Answer:
The tape is about 9 buttons long.
It is about 2 and half pegs long.

Question 8.

The tape is about _____ buttons long.
It is about ____ pegs long.
Answer:
The tape is about 6 buttons long.
It is about one and half pegs long.

Question 9.

The tape is about _____ buttons long.
It is about ____ pegs long.
Answer:
The tape is about 5 buttons long.
It is about one and half pegs long.