Practice the problems of Math in Focus Grade 1 Workbook Answer Key Cumulative Review Chapters 10 to 13 to score better marks in the exam.

## Math in Focus Grade 1 Cumulative Review Chapters 10 to 13 Answer Key

**Concepts and Skills**

**Fill in the blanks.**

Write heavier than, lighter than, or as heavy as.

Question 1.

The book is ___ the ball.

Answer: The book is heavier than the ball.

Question 2.

The doll is ___ the book.

Answer: The doll is lighter than the book.

Question 3.

The ball is ___ the doll.

Answer: The ball is heavier than the doll.

**Fill in the blanks.**

Question 4.

The ____ is lighter than the carrot.

The ____ is heavier than the carrot.

So, the tomato is lighter than the pineapple.

Answer:

The tomato is lighter than the carrot.

The pineapple is heavier than the carrot.

The picture graph shows the number of cars and trucks in a parking lot.

**Fill in the blanks.**

Question 5.

There are ____ more cars than trucks.

Answer: There are 2 more cars than trucks.

Question 6.

There are ____ cars and trucks in all.

Answer: There are cars 10 and trucks in all.

Question 7.

There are 2 fewer buses than cars. Draw to show the number of buses.

Answer:

Question 8.

Some cars leave the parking lot. The number of cars and trucks are now the same.

____ cars leave the parking lot.

Answer: 2 cars leave the parking lot.

**Complete the tally chart using the data from the picture graph.**

Question 9.

Answer:

**Make a bar graph using the data from the tally chart.**

Question 10.

Answer:

**Fill in the blanks.**

1 stands for 1 unit.

Question 11.

The weight of the box is __ units.

Answer: The weight of the box is 3 units.

Question 12.

Answer:

**Fill in the blanks.**

Question 13.

The weight of the toy shovel is about ___ toy bricks.

Answer: The weight of the toy shovel is about 10 toy bricks.

Question 14.

Order the objects from heaviest to lightest.

Answer:

**First make tens.**

**Then count on.**

**Fill in the missing numbers.**

Question 15.

Answer:

Question 16.

Answer:

**Write the number.**

Question 17.

twenty-five ____

Answer: 25

Question 18.

thirty ____

Answer: 30

**Write the number in words.**

Question 19.

37 _____

Answer: Thirty seven

Question 20.

40 ____

Answer: Fourty

**Fill in the missing numbers.**

Question 21.

1 + 20 = ____

Answer: 21

Question 22.

___ + 10 = 36

Answer: 26

**Find the missing numbers.**

Question 23.

38 = ___ tens ___ ones

Answer: 38 = 3 tens 8 ones

**Look at the palce-value chart. Write the number it shows.**

Question 24.

Answer:

Question 25.

Answer: 33

**Circle the greater number.**

Question 26.

25 or 17

Answer: 25 is greater than 17

Question 27.

26 or 29

Answer: 29 is greater than 26

**Circle the number that is less.**

Question 28.

10 or 29

Answer: 10

Question 29.

38 or 33

Answer: 33

**Compare the numbers. Then fill in the blanks.**

Question 30.

___ is the least.

Answer: 9 is the least.

Question 31.

____ is the greatest.

Answer: 35 is the greatest.

Question 32.

____ is less than 35 but greater than 16

Answer: 21 is less than 35 but greater than 16

Question 33.

Order the numbers from the least to greatest.

Answer: 9, 16, 21, 35

**Complete each number pattern.**

Question 34.

17, 20, 23, ___, ____, 32

Answer: 17, 20, 23, 26 , 29, 32

Add 3 to each number to get the next number.

Question 35.

28, ___, 36, 40

Answer: 28, 32, 36, 40

Add 4 to each number to get the next number

**Fill in the blanks.**

Question 36.

2 less than 25 is ____

Answer: 23

Question 37.

_______ is 3 more than 18.

Answer: 21

Question 38.

24 = _________ tens 4 ones

Answer: 2 tens 4 ones

Question 39.

18 = 1 ten _______ ones

Answer: 1 ten 8 ones

**Add or subtract.**

Question 40.

21 + 7 = ____

Answer: 28

Question 41.

24 + 10 = ___

Answer: 34

Question 42.

27 – 3 = ____

Answer: 24

Question 43.

38 – 15 = ____

Answer: 23

Question 44.

6 + 3 + 7 = ____

Answer: 16

Question 45.

9 + 8 + 5 = ___

Answer: 22

Question 46.

Answer:

Question 47.

Answer:

Question 48.

Answer:

Question 49.

Answer:

Question 50.

Answer:

Question 51.

Answer:

Question 52.

Answer:

Question 53.

Answer:

**Problem Solving**

**Solve.**

Question 54.

Jamal has 20 stamps. Michelle has 4- fewer stamps than Jamal. How many stamps does Michelle have?

Michelle has ____ stamps.

Answer:

Given,

Jamal has 20 stamps,

Michelle has 4 fewer stamps than Jamal,

By subtracting 4 from 20 we get 16,

Therefore, Michelle has 16 stamps.

Question 55.

Nate blows up 30 balloons for his birthday party. Nate blows up 6 fewer balloons than Miguel. How many balloons does Miguel blow up?

Miguel blows up ___ balloons.

Answer:

Given,

Nate blows up 30 balloons for his birthday party,

Nate blows up 6 fewer balloons than Miguel,

By adding 6 with 30 we get 36,

Therefore, Miguel blows up 36 balloons.