All the solutions provided in McGraw Hill My Math Grade 1 Answer Key PDF Chapter 1 Lesson 10 Ways to Make 9 will give you a clear idea of the concepts.
McGraw-Hill My Math Grade 1 Answer Key Chapter 1 Lesson 10 Ways to Make 9
Explore and Explain
Teacher Directions: Use two crayons to color the stars to show a way to make 9. Write the addition number sentence.
Explanation:
The sum of 5 and 4 is 9
5 + 4 = 9
See and Show
There are many ways to make a sum of 9.
Explanation:
The sum of
1 + 8 = 9
2 + 7 = 9
3 + 6 = 9
The addends are different but the sum is same.
Use Work Mat 3 and 
to show different ways to make a sum of 9. Write the numbers.
Ways to Make 9
Question 1.
____ + _____ = 9
Answer:
1 + 8 = 9
Explanation:
The addends are different but the sum is same.
Question 2.
____ + _____ = 9
Answer:
2 + 7 = 9
Explanation:
The addends are different but the sum is same.
Question 3.
____ + _____ = 9
Answer:
3 + 6 = 9
Explanation:
The addends are different but the sum is same.
Question 4.
____ + _____ = 9
Answer:
4 + 5 = 9
Explanation:
The addends are different but the sum is same.
Question 5.
____ + _____ = 9
Answer:
5 + 4 = 9
Explanation:
The addends are different but the sum is same.
Question 6.
____ + _____ = 9
Answer:
6 + 3 = 9
Explanation:
The addends are different but the sum is same.
Question 7.
____ + _____ = 9
Answer:
7 + 2 = 9
Explanation:
The addends are different but the sum is same.
Question 8.
____ + _____ = 9
Answer:
0 + 9 = 9
Explanation:
The addends are different but the sum is same.
Question 8.
____ + _____ = 9
Answer:
9 + 0 = 9
Explanation:
The addends are different but the sum is same.
Talk Math Why do you get the same sum when you add 6 + 3 and 7 + 2?
On My Own
Use Work Mat 3 and 
Add
Question 9.
5 + 4 = ____
Answer:
9
Explanation:
The sum of 5 and 4 is 9
5 + 4 = 9
Question 10.
2 + 5 = ____
Answer:
7
Explanation:
The sum of 2 and 5 is 7
2 + 5 = 7
Question 11.
4 + 2 = ____
Answer:
6
Explanation:
The sum of 4 and 2 is 6
4 + 2 = 6
Question 12.
5 + 3 = ____
Answer:
8
Explanation:
The sum of 5 and 3 is 8
5 + 3 = 8
Question 13.
2 + 7 = ____
Answer:
9
Explanation:
The sum of 2 and 7 is 9
2 + 7 = 9
Question 14.
4 + 3 = ____
Answer:
7
Explanation:
The sum of 4 and 3 is 7
4 + 3 = 7
Question 15.
3 + 6 = ___
Answer:
9
Explanation:
The sum of 3 and 6 is 9
3 + 6 = 9
Question 16.
4 + 4 = ____
Answer:
8
Explanation:
The sum of 4 and 4 is 8
4 + 4 = 8
Question 17.
8 + 1 = ___
Answer:
9
Explanation:
The sum of 8 and 1 is 9
8 + 1 = 9
Question 18.
6 + 1 = ___
Answer:
7
Explanation:
The sum of 6 and 1 is 7
6 + 1 = 7
Question 19.
1 + 4 = ____
Answer:
5
Explanation:
The sum of 1 and 4 is 5
1 + 4 = 5
Question 20.
2 + 6 = ____
Answer:
8
Explanation:
The sum of 2 and 6 is 8
2 + 6 = 8
Question 21.
Answer:
Explanation:
The sum of 7 and 1 is 8
7 + 1 = 8
Question 22.
Answer:
Explanation:
The sum of 0 and 9 is 9
0 + 9 = 9
Question 23.
Answer:
Explanation:
The sum of 1 and 8 is 9
1 + 8 = 9
Question 24.
Answer:
Explanation:
The sum of 4 and 2 is 6
4 + 2 = 6
Question 25.
Answer:
Explanation:
The sum of 9 and 0 is 9
9 + 0 = 9
Question 26.
Answer:
Explanation:
The sum of 6 and 3 is 9
6 + 3 = 9
Problem Solving
Write on addition number sentence.
Question 27.
There are 3 yellow fish and 6 red fish in a pond. How many fish are there in all?
_____ + _____ = _____ fish
Answer:
3 + 6 = 9
Explanation:
There are 3 yellow fish and 6 red fish in a pond.
6 + 3 = 9
9 fishes in the pond
Question 28.
There are 4 turtles in a pond. 5 turtles are walking to the pond. How many turtles are there in all?
Answer:
9 turtles
Explanation:
There are 4 turtles in a pond. 5 turtles are walking to the pond
4 + 5 = 9
so, there are 9 turtles.
Write Math Is there more than one to make 9? Explain.
_____________________
_____________________
_____________________
_____________________
Explanation:
Yes, There are many ways to make 9
4 + 5 = 9
6 + 3 = 9
5 + 4 = 9
2 + 7 = 9
McGraw Hill My Math Grade 1 Chapter 1 Lesson 10 My Homework Answer Key
Practice
Write different ways to make 9.
Ways to Make 9
Question 1.
_____ + ____ = 9
Answer:
4 + 5 = 9
Explanation:
The sum of 4 and 5 is 9
Addends are different but sum is same.
Question 2.
_____ + ____ = 9
Answer:
3 + 6 = 9
Explanation:
The sum of 3 and 6 is 9
Addends are different but sum is same.
Question 3.
_____ + ____ = 9
Answer:
2 + 7 = 9
Explanation:
The sum of 2 and 7 is 9
Addends are different but sum is same.
Question 4.
_____ + ____ = 9
Answer:
1 + 8 = 9
Explanation:
The sum of 1 and 8 is 9
Addends are different but sum is same.
Question 5.
_____ + ____ = 9
Answer:
6 + 3 = 9
Explanation:
The sum of 6 and 3 is 9
Addends are different but sum is same.
Question 6.
_____ + ____ = 9
Answer:
0 + 9 = 9
Explanation:
The sum of 0 and 9 is 9
Addends are different but sum is same.
Add.
Question 7.
4 + 5 = ___
Answer:
9
Explanation:
The sum of 4 and 5 is 9
4 + 5 = 9
Question 8.
2 + 7 = ____
Answer:
9
Explanation:
The sum of 2 and 7 is 9
2 + 7 = 9
Add.
Question 9.
Answer:
Explanation:
The sum of 6 and 3 is 9
6 + 3 = 9
Question 10.
Answer:
Explanation:
The sum of 5 and 1 is 6
5 + 1 = 6
Question 11.
Answer:
Explanation:
The sum of 9 and 0 is 9
9 + 0 = 9
Question 12.
Answer:
Explanation:
The sum of 4 and 3 is 7
4 + 3 = 7
Question 13.
Answer:
Explanation:
The sum of 7 and 2 is 9
7 + 2 = 9
Question 14.
Answer:
Explanation:
The sum of 5 and 3 is 8
5 + 3 = 8
Question 15.
There are 5 owls sitting on a tree. There are 4 other owls flying. How many owls are there in all?
___ owls
Answer:
9 owls
Explanation:
There are 5 owls sitting on a tree.
There are 4 other owls flying.
5 + 4 = 9
so, 9 owls are there in all.
Test Practice
Question 16.
Which is not a way to make a sum of 9?
(A) 5 + 4
(B) 1 + 8
(C) 8 + 0
(D) 6 + 3
Answer:
A
Explanation:
5 + 4 = 9
The sum of 5 and 4 is 9
Math at Home Give your child 9 objects. Have your child show different ways to make two groups to show 9.
There are 4 apples and 5 bees
4 + 5 = 9