McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Back 1, 2, or 3

All the solutions provided in McGraw Hill My Math Grade 1 Answer Key PDF Chapter 4 Lesson 1 Count Back 1, 2, or 3 will give you a clear idea of the concepts.

McGraw-Hill My Math Grade 1 Answer Key Chapter 4 Lesson 1 Count Back 1, 2, or 3

Explore and Explain

McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 1
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 28

Explanation:
There are 5 squirrels playing
3 of the squirrels run away
Count back to subtract
Start with 5
Count back 3
4, 3, 2
So, 5 – 3 = 2
Therefore, 2 squirrels are still playing.

Teacher Directions: Use McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 2 to model. There are 5 squirrels playing. 3 of the squirrels run away. How many squirrels are still playing? Write the number.

See and Show

You can count back to subtract. Start with 6. Count back 2.
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 3

Helpful Hint
Count back and take away cubes from the train. Write the numbers.

Count back to subtract. Use McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 4 to help.

Question 1.
Start with 8.
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 5
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 1

Explanation:
Count back to subtract
Start with 8
Count back 3
7, 6, 5
The difference of 8 and 3 is 5
So, 8 – 3 = 5.

Question 2.
7, ____
7 – 1 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 2

Explanation:
Count back to subtract
Start with 7
Count back 1
6
The difference of 7 and 1 is 6
So, 7 – 1 = 6.

Question 3.
4, ___, ____
4 – 2 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 3

Explanation:
Count back to subtract
Start with 4
Count back 2
3, 2
The difference of 4 and 2 is 2
So, 4 – 2 = 2.

Question 4.
12, ____, ____
12 – 2 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 4

Explanation:
Count back to subtract
Start with 12
Count back 2
11, 10
The difference of 12 and 2 is 10
SO, 12 – 2 = 10.

Question 5.
10, ____, ___, ____
10 – 3 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 5

Explanation:
Count back to subtract
Start with 10
Count back 3
9, 8, 7
The difference of 10 and 3 is 7
So, 10 – 3 = 7.

Talk Math How do you count back to find 7 – 2?
Answer:
7- 2 = 5

Explanation:
Count back to subtract
Start with 7
Count back 2
6, 5
The difference of 7 and 2 is 5
So, 7 – 2 = 5.

On My Own

Count back to subtract, Use McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 6 to help.

McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 7

Question 6.
11 – 2 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 6

Explanation:
Count back to subtract
Start with 11
Count back 2
10, 9
The difference of 11and 2 is 9
So, 11 – 2 = 9.

Question 7.
12 – 3 = ___
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 7

Explanation:
Count back to subtract
Start with 12
Count back 3
11, 10, 9
The difference of 12 and 3 is 9
So, 12 – 3 = 9.

Question 8.
3 – 2 = ___
Answer:

McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 8

Explanation:
Count back to subtract
Start with 3
Count back 2
2, 1
The difference of 3 and 2 is 1
So, 3 – 2 = 1.

Question 9.
10 – 3 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 5

Explanation:
Count back to subtract
Start with 10
Count back 3
9, 8, 7
The difference of 10 and 3 is 7
So, 10 -3 = 7.

Question 1o.
9 – 3 = ___
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 9

Explanation:
Count back to subtract
Start with 9
Count back 3
8, 7, 6
The difference of 9 and 3 is 6
So, 9 – 3 = 6.

Question 11.
4 – 1 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 10

Explanation:
Count back to subtract
Start with 4
Count back 1
3
The difference of 4 and 1 is 3
So, 4 – 1 = 3.

Question 12.
6 – 1 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 11

Explanation:
Count back to subtract
Start with 6
Count back 1
5
The difference of 6 and 1 is 5
So, 6 – 1 = 5.

Question 13.
11 – 3 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 12

Explanation:
Count back to subtract
Start with 11
Count back 3
10, 9, 8
The difference of 11 and 3 is 8
So, 11 – 3 = 8.

Question 14.
7 – 3 = ___
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 13

Explanation:
Count back to subtract
Start with 7
Count back 3
6, 5, 4
The difference of 9 and 3 is 4
So, 7 – 3 = 4.

Question 15.
9 – 2 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 14

Explanation:
Count back to subtract
Start with 9
Count back 2
8, 7
The difference of 9 and 2 is 7
So, 9 – 2 = 7.

Question 16.
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 8
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 15

Explanation:
The difference of 10 and 2 is 8.

Question 17.
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 9
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 16

Explanation:
The difference of 9 and 2 is 7.

Question 18.
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 10
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 17

Explanation:
The difference of 8 and 1 is 7.

Question 19.
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 11
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 18

Explanation:
The difference of 12 and 2 is 10.

Question 20.
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 12
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 19

Explanation:
The difference of 10 and 1 is 9.

Question 21.
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 13
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 20

Explanation:
The difference of 5 and 3 is 2.

Problem Solving

Write a subtraction number sentence to solve.

Question 22.
There are 5 pelicans sitting on a rock. 1 of them flies away. How many pelicans are still sitting on the rock?
_____ – ____ = ____ pelicans
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 21

Explanation:
There are 5 pelicans sitting on a rock
1 of them flies away
Count back to subtract
Start with 5
Count back 1
4
The difference of 5 and 1 is 4
So, 5 – 1 = 4
4 pelicans are still sitting on the rock.

Question 23.
There are 11 boats at the dock. 3 of the boats leave. How many boats are still at the dock?
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 14
____ – ____ = ____ boats
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 12

Explanation:
There are 11 boats at the dock
3 of the boats leave
Count back to subtract
Start with 11
Count back 3
10, 9, 8
The difference of 11 and 3 is 8
So, 11 – 3 = 8
8 boats are still at the dock.

Write Math How do you count back to find 11 – 2? Explain.
_______________________
_______________________
_______________________
_______________________
Answer:
Count back to subtract
Start with 11
Count back 2
10, 9
So, 11 – 2 = 9.

McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 My Homework Answer Key

Practice

Count back to subtract.

Question 1.
7, ____, _____
7 – 2 = _____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 22

Explanation:
Count back to subtract
Start with 7
Count back 2
6, 5
The difference of 7 and 2 is 5
So, 7 – 2 = 5.

Question 2.
9, ____, ____, ____
9 – 3 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 9

Explanation:
Count back to subtract
Start with 9
Count back 3
8, 7, 6
The difference of 9 and 3 is 6
So, 9 – 3 = 6.

Question 3.
12, ___, ___, ____
12 – 3 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 7

Explanation:
Count back to subtract
Start with 12
Count back 3
11, 10, 9
The difference of 12 and 3 is 9
So, 12 – 3 = 9.

Question 4.
11, ___, ____
11 – 2 = ___
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 6

Explanation:
Count back to subtract
Start with 11
Count back 2
10, 9
The difference of 11 and 2 is 9
So, 11 – 2 = 9.

Count back to subtract.

Question 5.
11 – 3 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 12

Explanation:
Count back to subtract
Start with 11
Count back 3
10, 9, 8
The difference of 11 and 3 is 8
So, 11 – 3 = 8.

Question 6.
8 – 1 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 24

Explanation:
Count back to subtract
Start with 8
Count back 1
7
The difference of 8 and 1 is 7
So, 8 – 1 = .

Question 7.
5 – 2 = ___
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 23

Explanation:
Count back to subtract
Start with 5
Count back 2
4, 3
The difference of 5 and 2 is 3
So, 5 – 2 = 3.

Question 8.
12 – 2 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 4

Explanation:
Count back to subtract
Start with 12
Count back 2
11, 10
The difference of 12 and 2 is 10
So, 12 – 2 = 10.

Question 9.
10 – 3 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 5

Explanation:
Count back to subtract
Start with 10
Count back 3
9, 8, 7
The difference of 10 and 3 is 7
So, 10 – 3 = 7.

Question 10.
9 – 2 = ____
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 14

Explanation:
Count back to subtract
Start with 9
Count back 2
8, 7
The difference of 9 and 2 is 7
So, 9 – 2 = 7.

Question 11.
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 15
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 25

Explanation:
The difference of 8 and 3 is 5.

Question 12.
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 16
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 26

Explanation:
The difference of 12 and 1 is 11.

Question 13.
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 17
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 27

Explanation:
The difference of 11 and 2 is 9.

Question 14.
London had 9 masks. He lost 3 of them. How many masks does he have left?
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key Count Bock 1, 2, or 3 18
____ masks
Answer:
McGraw Hill My Math Grade 1 Chapter 4 Lesson 1 Answer Key 9

Explanation:
London had 9 masks
He lost 3 of them
Start at 9
Count back 3
8, 7, 6
I reach at 6
So, London is left with 6 marks.

Vocabulary Check

Circle the correct answer.

count back count on

Question 15.
Start at the number 6 and ____ by 2 to get the difference of 4.
Answer:
Start at the number 6 and count back by 2 to get the difference of 4.

Math at Home Write 12 – 3 = ___. Have your child write the answer and explain how to count back to solve the problem.
Answer:
12- 3 = 9

Explanation:
Count back to subtract
Start with 12
Count back 3
11, 10, 9
So, 12 – 3 = 9.

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