# McGraw Hill My Math Grade 1 Chapter 2 Lesson 8 Answer Key Subtract from 4 and 5

All the solutions provided inÂ McGraw Hill My Math Grade 1 Answer Key PDF Chapter 2 Lesson 8 Subtract from 4 and 5 will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 1 Answer Key Chapter 2 Lesson 8 Subtract from 4 and 5

Explore and Explain

Explanation:
I used to model the problem
There are 4 crocodiles in a lake
3 crocodiles get out
I drew 4 and marked X on 3
1 is left
So, 1 crocodile is still in the lake.

Teacher Directions: Use to model. There are 4 crocodiles in a lake. 3 crocodiles get out. How many crocodiles are still in the lake? Trace your cubes and mark X on the cubes to show the crocodiles that get out. Write the subtraction number sentence.

See and Show

You can subtract from 4 and 5. Subtract 2 from 4.

4 – 2 = 2 The difference is 2.
Subtract 1 from 5.

5 – 1 = 4 The difference is 4.

Start with 4 . Subtract some cubes. Cross out . Write different ways to subtract from 4.

Subtract from 4

Question 1.

4 – ____ = ____

Explanation:
I started with 4
Subtracted 1 cube
Crossed out 1
So, the difference of 4 and 1 is 3.

Question 2.

4 – ____ = ____

Explanation:
I started with 4
Subtracted 2 cubes
Crossed out 2
So, the difference of 4 and 2 is 2.

Question 3.

4 – ____ = ____

Explanation:
I started with 4
Subtracted 3 cubes
Crossed out 3
So, the difference of 4 and 3 is 1.

Question 4.

4 – ____ = ____

Explanation:
I started with 4
Subtracted 4 cubes
Crossed out 4
So, the difference of 4 and 4 is 0.

Talk Math What does difference mean in subtraction?
Difference is the result of subtracting one number from another number.

On My Own

Start with 5 Subtract some cubes. Cross out Write different ways to subtract from 5.

Subtract from 5

Question 5.

5 – ____ = ____

Explanation:
I started with 5
Subtracted 1 cube
Crossed out 1
So, the difference of 5 and 1 is 4.

Question 6.

5 – ____ = ____

Explanation:
I started with 5
Subtracted 2 cube
Crossed out 2
So, the difference of 5 and 2 is 3.

Question 7.

5 – ____ = ____

Explanation:
I started with 5
Subtracted 3 cube
Crossed out 3
So, the difference of 5 and 3 is 2.

Question 8.

5 – ____ = ____

Explanation:
I started with 5
Subtracted 4 cube
Crossed out 4
So, the difference of 5 and 4 is 1.

Question 9.

5 – ____ = ____

Explanation:
I started with 5
Subtracted 5 cube
Crossed out 5
So, the difference of 5 and 5 is 0.

Subtract. Use Work Mat 3 and

Question 10.
4 – 1 = ___

Explanation:
I started with 4
Subtracted 1 cube
Crossed out 1
So, the difference of 4 and 1 is 3.

Question 11.
5 – 2 = ____

Explanation:
I started with 5
Subtracted 2 cubes
Crossed out 2
So, the difference of 5 and 2 is 3.

Question 12.
5 – 5 = ____

Explanation:
I started with 5
Subtracted 5 cubes
Crossed out 5
So, the difference of 5 and 5 is 0.

Question 13.
4 – 2 = ____

Explanation:
I started with 4
Subtracted 2 cubes
Crossed out 2
So, the difference of 4 and 2 is 2.

Question 14.

Explanation:
The difference of 5 and 3 is 2
So, 5 – 3 = 2.

Question 15.

Explanation:
The difference of 5 and 0 is 5
So, 5 – 0 = 5.

Question 16.

Explanation:
The difference of 4 and 4 is 0
So, 4 – 4 = 0.

Problem Solving

Write a subtraction number sentence.

Question 17.
Yuan draws 4 hippos. He crosses out 2. How many hippos are there now?

_____ – ____ = ____ hippos

4 – 2 = 2 hippos

Explanation:
Yuan draws 4 hippos
He crosses out 2
4 – 2 = 2 is the subtraction number sentence
So, 2 hippos are there now.

Question 18.
Billy, draws 5 lions. He crosses out 1. How many lions are there now?
____ – ____ = ___ lions

5 – 1 = 4 lions

Explanation:
Billy, draws 5 lions
He crosses out 1
5 – 1 = 4 is the subtraction number sentence
So, 4 lions are there now.

HOT Problem Isabel wrote this subtraction sentence. Tell why Isabel is wrong. Make it right.

________________________________
________________________________
________________________________
________________________________
5 – 2 = 3

Explanation:
5 – 2 = 4 is wrong subtraction sentence
I started with 5
Subtracted 2 cubes
Crossed out 2
So, the difference of 5 and 2 is 3
5 – 2 = 3 is the right subtraction sentence.

### McGraw Hill My Math Grade 1 Chapter 2 Lesson 8 My Homework Answer Key

Practice

Write different ways to subtract from 4 and 5.

Question 1.
4 – ____ = ____
4 – 0 = 4

Explanation:
The difference of 4 and 0 is 4
So, 4 – 0 = 4.

Question 2.
4 – ____ = ____
4 – 1 = 3

Explanation:
The difference of 4 and 1 is 3
So, 4 – 1 = 3.

Question 3.
4 – ____ = ____
4 – 2 = 2

Explanation:
The difference of 4 and 2 is 2
So, 4 – 2 = 2.

Question 4.
4 – ____ = ____
4 – 3 = 1

Explanation:
The difference of 4 and 3 is 1
So, 4 – 3 = 1.

Question 5.
5 – ____ = ____
5 – 0 = 5

Explanation:
The difference of 5 and 0 is 5
So, 5 – 0 = 5.

Question 6.
5 – ____ = ____
5 – 1 = 4

Explanation:
The difference of 5 and 1 is 4
So, 5 – 1 = 4.

Question 7.
5 – ____ = ____
5 – 2 = 3

Explanation:
The difference of 5 and 2 is 3
So, 5 – 2 = 3.

Question 8.
5 – ____ = ____
5 – 3 = 2

Explanation:
The difference of 5 and 3 is 2
So, 5 – 3 = 2.

Subtract.

Question 9.
5 – 3 = ____
5 – 3 = 2

Explanation:
The difference of 5 and 3 is 2
So, 5 – 3 = 2.

Question 10.
4 – 4 = ____
0

Explanation:
The difference of 4 and 4 is 0
So, 4 – 4 = 0.

Subtract.

Question 11.
4 – 2 = ____
2

Explanation:
The difference of 4 and 2 is 2
So, 4 – 2 = 2.

Question 12.
5 – 1 = ____
4

Explanation:
The difference of 5 and 1 is 4
So, 5 – 1 = 4.

Question 13.
4 – 1 = ____
3

Explanation:
The difference of 4 and 1 is 3
So, 4 – 1 = 3.

Question 14.
5 – 4 = ____
1

Explanation:
The difference of 5 and 4 is 1
So, 5 – 4 = 1.

Question 15.
5 – 0 = ____
5

Explanation:
The difference of 5 and 5 is 0
So, 5 – 5 = 0.

Question 16.
4 – 3 = ____
1

Explanation:
The difference of 4 and 3 is 1
So, 4 – 3 = 1.

Question 17.

Explanation:
The difference of 5 and 5 is 0
So, 5 – 5 = 0.

Question 18.

Explanation:
The difference of 5 and 2 is 3
So, 5 – 2 = 3.

Question 19.

Explanation:
The difference of 4 and 0 is 4
So, 4 – 0 = 4.

Question 20.
Chad rents 5 movies. He watches 3 of the movies. How many movies does he have left to watch?
____ movies

2 movies

Explanation:
He watches 3 of the movies
I started with 5
Subtracted 3 cube
Crossed out 3
The difference of 5 and 3 is 2
So, 2 movies are left.

Test Practice

Question 21.
4 – 4 = ___
(A) 0
(B) 1
(C) 6
(D) 8