This handy Math in Focus Grade 1 Workbook Answer Key Chapter 4 Practice 4 Real-World Problems: Subtraction detailed solutions for the textbook questions.

## Math in Focus Grade 1 Chapter 4 Practice 4 Answer Key Real-World Problems: Subtraction

**Solve.**

Example

There are 5 people.

1 person walks away.

How many people are left?

5 – 1 = 4

There are __4__ people left.

Question 1.

Kate has 7 buttons.

None of them are white.

How many black buttons are there?

There are ________ black buttons.

Answer:

7 – 0 = 7

Explanation:

Kate has 7 buttons.

None of them are white.

There are 7 black buttons.

Question 2.

8 crabs are on the beach,

2 crabs crawl away.

How many crabs are left?

__ crabs are left.

Answer:

8 – 2 = 6

Explanation:

8 crabs are on the beach,

2 crabs crawl away.

6 crabs are left.

**Solve.**

Question 3.

Brian has 9 toys.

6 of them are cars and the rest are bears.

How many bears does Brian have?

Brian has ________ bears.

Answer:

3

Explanation:

Brian has 9 toys.

6 of them are cars and the rest are bears.9 – 6 = 3

Brian has 3 bears.

Question 4.

There are 10 eggs in a basket.

3 eggs roll out.

How many eggs are left?

___ eggs are left.

Answer:

7

Explanation:

There are 10 eggs in a basket.

3 eggs roll out.

10 – 3 = 7

7 eggs are left.

Question 5.

Abby blows 4 soap bubbles.

She pops all of them.

How many bubbles are left?

___ bubbles are left.

Answer:

0

Explanation:

Abby blows 4 soap bubbles.

She pops all of them.

4 – 4 = 0

0 bubbles are left.