All the solutions provided in McGraw Hill Math Grade 2 Answer Key PDF Chapter 1 Lesson 8 Subtract All and Subtract Zero will give you a clear idea of the concepts.
McGraw-Hill My Math Grade 2 Answer Key Chapter 1 Lesson 8 Subtract All and Subtract Zero
Explore and Explain
Teacher Directions: Draw a picture and write a number sentence to solve the problem. Mary helped wash dogs at the pet store. There were 7 dogs to be washed. Mary washed 7 of them. How many dogs were left to be washed?
Explanation:
. There were 7 dogs to be washed.
Mary washed 7 of them.
7 – 7 = 0
0 dogs were left to be washed.
See and Show
You can subtract to find the difference Find how many frogs are left.
Subtract.
Question 1.
13 – 13 = ____
13 – 0 = _____
Answer:
13 – 13 = 0
13 – 0 = 13
Explanation:
When zero is subtracted from a number
then the answer remains as the number
Question 2.
____ = 7 – 0
7 – 7 = ____
Answer:
7 = 7 – 0
7 – 7 = 0
Explanation:
When zero is subtracted from a number
then the answer remains as the number
Question 3.
6 – 6 = ____
____ = 6 – 0
Answer:
6 – 6 = 0
6 = 6 – 0
Explanation:
When zero is subtracted from a number
then the answer remains as the number
Question 4.
8 – 0 = ____
8 – 8 = ___
Answer:
8 – 0 = 8
8 – 8 = 0
Explanation:
When zero is subtracted from a number
then the answer remains as the number
Talk Math Explain how you know 8 – 8 = 0 and 8 – 0 = 8.
Explanation:
When zero is subtracted from a number
then the answer remains as the number