All the solutions provided in **McGraw Hill My Math Grade 1 Answer Key PDF Chapter 1 Lesson 6 Problem-Solving Strategy: Write a Number Sentence **will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 1 Answer Key Chapter 1 Lesson 6 Problem-Solving Strategy: Write a Number Sentence

**STRATEGY: Write a Number Sentence**

2 children are fishing.

4 more children join them.

How many children are fishing in all?

1. Understand Underline what you know. Circle what you need to find.

2. Plan How will I solve the problem?

3. Solve I will write a number sentence

__2__ __4__ __6__

__6__ children are fishing in all

4. Check Is my answer reasonable? Explain

Explanation:

Yes, the answer is reasonable.

The sum of 2 and 4 is 6

2 + 4 = 6

**Practice the Strategy**

Cassie saw 2 elk in a field. Marta saw 5 elk in the forest. How many elk do they see altogether?

1. Understand

Underline what you know. Circle what you need to find.

2. Plan How will I solve the problem?

3. Solve I will…

_____ ____ ____

They see ____ elk altogether.

4. Check Is my answer reasonable? Explain.

Explanation:

Yes, the answer is reasonable.

Cassie saw 2 elk in a field.

Marta saw 5 elk in the forest.

2 + 5 = 7

7elk that they see altogether

**Apply the Strategy**

**Write an addition number sentence to solve.**

Question 1.

Leon has 5 cards. Trey has 4 cards. How many cards do they have in all?

____ ___ ___ cards

Answer:

5 + 4 = 9

Explanation:

Leon has 5 cards.

Trey has 4 cards.

5 + 4 = 9

9 cards that they have in all

Question 2.

Nicki has 6 stickers. She was given 2 more stickers. How many stickers does she have now?

____ ____ ___ stickers

Answer:

6 + 2 = 8 stickers.

Explanation:

Nicki has 6 stickers.

She was given 2 more stickers.

6 + 2 = 8

8 stickers that she have now.

Question 3.

Isi saw 6 cars going down the road. Jamaal saw 3 cars. How many cars did Isi and Jamaal see?

____ ____ ___ cars

Answer:

6 + 3 = 9 cars

Explanation:

Isi saw 6 cars going down the road.

Jamaal saw 3 cars.

6 + 3 = 9

9 cars that Isi and Jamaal see.

**Review the Strategies**

Choose a strategy

- Write a number sentence.
- Make a table.
- Act it out.

Question 4.

Jayla and Will each have 4 fish. How many total fish do Jayla and Will have?

______ fish

Answer:

8 fish

Explanation:

Jayla and Will each have 4 fish.

4 + 4 = 8

8 fish that Jayla and Will had.

Question 5.

Deon has 4 jump ropes. Karen has 3 jump ropes. How many jump ropes do they have in all?

____ jump ropes

Answer:

7 jump ropes

Explanation:

Deon has 4 jump ropes.

Karen has 3 jump ropes.

4 + 3 = 7

7 jump ropes that they have in all.

Question 6.

There are 5 yellow beads and 4 red beads on a necklace. How many beads are on the necklace in all?

_____ beads

Answer:

9 beads

Explanation:

There are 5 yellow beads and

4 red beads on a necklace.

5 + 4 = 9

9 beads are on the necklace in all.

### McGraw Hill My Math Grade 1 Chapter 1 Lesson 6 My Homework Answer Key

**Problem Solving**

**Underline what you know. Circle what you need to find. Write an addition number sentence.**

Question 1.

Andrew saw 3 rabbits. Tia saw 6 other rabbits. How many rabbits did they see in all?

_____ ____ ____ rabbits

Answer:

3 + 6 = 9 rabbits

Explanation:

Andrew saw 3 rabbits.

Tia saw 6 other rabbits.

3 + 6 = 9

9 rabbits that they see in all.

Question 2.

There are 2 geese swimming in a pond. 4 more geese join them. How many geese are in the pond altogether?

____ ____ ____ geese

Answer:

2 + 4 = 6

Explanation:

There are 2 geese swimming in a pond.

4 more geese join them.

2 + 4 = 6

6 geese are in the pond altogether.

Question 3.

Ben saw 5 raccoons. Conner saw 2 other raccoons. How many raccoons did they see in all?

___ ____ ____ raccoons

Answer:

5 + 2 = 7 raccoons

Explanation:

Ben saw 5 raccoons.

Conner saw 2 other raccoons.

5 + 2 = 7

7 raccoons that they see in all

**Math at Home** Take advantage of problem-solving opportunities during daily routines such as riding in the car, bedtime, doing laundry, putting away groceries, planning schedules, and so on.