Go through the Math in Focus Grade K Workbook Answer Key Chapter 14 Number Facts to finish your assignments.

## Math in Focus Kindergarten Chapter 14 Answer Key Number Facts

**Lesson 1 Number Facts to 10**

**Count, write, and circle.**

Question 1.

How many in all?

2

4

6

Answer:

Count the blue bottles and yellow bottles.

The total number of blue bottles=4

The total number of yellow bottles=2

The total number of blue and yellow bottles combine=4+2=6

Question 2.

How many in all?

3

6

7

Answer: 6

Count the blue bottles and yellow bottles.

The total number of blue bottles=5

The total number of yellow bottles=1

The total number of blue and yellow bottles combine=5+1=6

Question 3.

How many in all?

8

9

10

Answer: 8

Count the blue bottles and yellow bottles.

The total number of blue bottles=3

The total number of yellow bottles=5

The total number of blue and yellow bottles combine=3+5=8

Question 4.

How many in all?

7

8

10

Answer: 10

Count the blue bottles and yellow bottles.

The total number of blue bottles=2

The total number of yellow bottles=8

The total number of blue and yellow bottles combine=2+8=10

Question 5.

How many in all?

10

11

12

Answer:

Count the blue bottles and yellow bottles.

The total number of blue bottles=7

The total number of yellow bottles=3

The total number of blue and yellow bottles combine=7+3=10

**Color, count and write. Write the number sentence.**

Question 1.

5 is _________ and ________.

Answer:

The sum of two positive integers 3 and 2 is 5

3+2=5

3 and 2 make 5

In the above-given diagram:

The uncoloured boxes are given.

The number of uncoloured boxes=5

We need to colour them red and green.

So we can colour 3 red boxes and 2 green boxes.

Question 2.

5 is _________ and ________.

Answer:

The sum of two positive integers 4 and 1 is 5

4+1=5

4 and 1 make 5

In the above-given diagram:

The uncoloured boxes are given.

The number of uncoloured boxes=5

We need to colour them red and green.

So we can colour 4 red boxes and 1 green box.

Question 3

7 is _________ and ________.

Answer:

The sum of two positive integers 3 and 4 is 7

3+4=7

3 and 4 make 7

In the above-given diagram:

The uncoloured boxes are given.

The number of uncoloured boxes=7

We need to colour them red and green.

So we can colour 3 red boxes and 4 green boxes.

Question 4.

9 is _________ and ________.

Answer:

The sum of two positive integers 4 and 5 is 9

4+5=9

4 and 5 make 9

In the above-given diagram:

The uncoloured boxes are given.

The number of uncoloured boxes=9

We need to colour them red and green.

So we can colour 4 red boxes and 5 green boxes.

Question 5.

9 is _________ and ________.

Answer:

The sum of two positive integers 8 and 1 is 9

8+1=9

8 and 1 make 9

In the above-given diagram:

The uncoloured boxes are given.

The number of uncoloured boxes=9

We need to colour them red and green.

So we can colour 8 red boxes and 1 green box.

**Lesson 2 Combining Sets**

**Count and write.**

Question 1.

Count how many. ____________

How many more to make 10? ___________

Answer:

The total number of apples=9

We need to find out the number of more apples needed to make 10=X

X=10-9

X=1

Therefore, 1 more apple is needed to make 10.

Question 2.

Count how many. ____________

How many more to make 10? ___________

Answer:

The total number of glasses=5+3=8

We need to find out the number of more glasses needed to make 10=X

X=10-8

X=2

Therefore, 2 more glasses are needed to make 10.

Question 3.

Count how many. ____________

How many more to make 10? ___________

Answer:

The total number of pizzas=2+1=3

We need to find out the number of more pizzas needed to make 10=X

X=10-3

X=7

Therefore, 7 more pizzas are needed to make 10.

Question 4.

Count how many. ____________

How many more to make 10? ___________

Answer:

The total number of sandwiches=6+3=9

We need to find out the number of more sandwiches needed to make 10=X

X=10-9

X=1

Therefore, 1 more sandwich is needed to make 10.

Question 5.

Count how many. ____________

How many more to make 10? ___________

Answer:

The total number of toys=3+2=5

We need to find out the number of more toys needed to make 10=X

X=10-5

X=5

Therefore, 5 more toys are needed to make 10.

**Lesson 3 Composing and Decomposing Numbers to 20**

**Count and write. Write the number sentence.**

Question 1.

Answer:

5+2=7

The sum of two positive integers 5 and 2 is 7.

Question 2.

_________ and __________ make ___________.

Answer:

The sum of two positive integers 0 and 5 is 5

0+5=5

Question 3.

_________ and __________ make ___________.

Answer:

The sum of two positive integers 5 and 5 is 10

5 and 5 make 10.

Question 4.

_________ and __________ make ___________.

Answer:

The sum of two positive integers 10 and 2 is 12

10+2=12

10 and 2 make 12.

Question 5.

_________ and __________ make ___________.

Answer:

The sum of two positive integers 10 and 5 is 15

10+5=15

10 and 5 make 15

Question 6.

_________ and __________ make ___________.

Answer:

The sum of two positive integers 10 and 7 is 17

10+7=17

10 and 7 make 17

**Draw . Write the number sentence.**

Question 1.

Answer:

5+2=7

So we can write in sentences,

adding 5 and 2 we get 7.

Question 2.

__________ is __________ and ___________.

Answer: 9 is 5 and 4

5+4=9

And some other ways we can write 9 is:

4+5=9

6+3=9

7+2=9

8+1=9

So we can write in sentences,

by adding above all we get 9.

Question 3.

__________ is __________ and ___________.

Answer:

5 is 4 and 1

and there are some other ways we can write 5:

2+3=5

3+2=5

4+1=5

So we can write in sentences,

by adding above all we get 5.

Question 4.

__________ is __________ and ___________.

Answer:

16 is 10 and 6

and there are some other ways we can write 16:

10+6=16

8+8=16

15+1=16

14+2=16

13+3=16

12+4=16

11+5=16

9+7=16

So we can write in sentences,

by adding above all we get 16.

Question 5.

__________ is __________ and ___________.

Answer:

14 is 10 and 4

and there are some other ways we can write 14:

2+12=14

13+1=14

11+3=14

10+4=14

9+5=14

8+6=14

7+7=14

6+8=14

5+9=14

So we can write in sentences,

by adding above all we get 14.

**Lesson 4 Counting On**

**Count and write.**

Question 1.

Count how many. ____________

How many more to make 15? __________

Answer:

The number of honey bees = 6

We need to find out the number of more honey bees to make 15=X

X=15-6

X=9

Therefore, 9 more honey bees are needed to make 15.

Question 2.

Count how many. ____________

How many more to make 15? __________

Answer:

The number of ants = 11

We need to find out the number of more ants to make 15=X

X=15-11

X=4

Therefore, 4 more ants are needed to make 15.

Question 3.

Count how many. ____________

How many more to make 15? __________

Answer:

The number of snails = 12

We need to find out the number of more snails to make 15=X

X=15-12

X=3

Therefore, 3 more snails are needed to make 15.

Question 4.

Count how many. ____________

How many more to make 15? __________

Answer:

The number of flies = 9

We need to find out the number of more flies to make 15=X

X=15-9

X=6

Therefore, 6 more flies are needed to make 15.

Question 5.

Count how many. ____________

How many more to make 15? __________

Answer:

The number of caterpillars = 5

We need to find out the number of more caterpillars to make 15=X

X=15-5

X=10

Therefore, 10 more caterpillars are needed to make 15.

**Count and write.**

Question 1.

Count how many. ____________

How many more to make 15? __________

Answer:

The number of flies is 8

The number of flies is needed to make 15 is ‘X’.

X=15-8

X=7

Therefore, 7 more are needed to make 15.

Question 2.

Count how many. ____________

How many more to make 15? __________

Answer:

The number of flies=6

The number of flies is needed to make 15 is ‘X’.

X=15-6

X=9

Therefore, 9 more are needed to make 15.

Question 3.

Count how many. ____________

How many more to make 15? __________

Answer:

The number of leaves=10

The number of leaves is needed to make 15 is ‘X’.

X=15-10

X=5

Therefore, 5 more are needed to make 15.

Question 4.

Count how many. ____________

How many more to make 15? __________

Answer:

The number of snails=5

The number of snails is needed to make 15 is ‘X’.

X=15-5

X=10

Therefore, 10 more are needed to make 15.

Question 5.

Count how many. ____________

How many more to make 15? __________

Answer:

The number of ants=13

The number of ants is needed to make 15 is ‘X’.

X=15-13

X=2

Therefore, 2 more are needed to make 15.