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.