# McGraw Hill My Math Grade 2 Chapter 4 Lesson 4 Answer Key Subtract From a Two-Digit Number

All the solutions provided in McGraw Hill Math Grade 2 Answer Key PDF Chapter 4 Lesson 4 Subtract From a Two-Digit NumberÂ will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 2 Answer Key Chapter 4 Lesson 4 Subtract From a Two-Digit Number

Explore and Explain

Teacher Directions: Jack saw 34 crabs on the beach. Use base-ten blocks to show that number. 8 crabs ran into the water. Regroup and take away that many blocks. Draw the blocks that are left. Write how many crabs were left on the beach.

See and Show

Cross out each number as you regroup it.

Find 34 – 6.
Step 1 Show 34.
Can you subtract 6 ones?

Step 2
Regroup 1 ten as 10 ones.
4 ones + 10 ones = 14 ones.

Step 3
Subtract the ones.

Step 4
Subtract the tens.

Use Work Mat 6 and base-ten blocks to subtract.

Question 1.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 2.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Talk Math How do you regroup 1 ten?
Explanation:
1 ten is regrouped as ten ones.

On My Own

Use Work Mat 6 and base-ten blocks to subtract.

Question 3.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 4.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 5.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 6.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 7.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 8.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 9.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 10.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 11.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 12.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 13.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 14.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Problem Solving

Question 15.
Tina puts 12 coins in a machine. The machine keeps 4 of the coins. How many coins does she get back?
______ coins
8 coins
Explanation:
Tina puts 12 coins in a machine.
The machine keeps 4 of the coins.
12 – 4 = 8
8 coins that she get back.

Question 16.
There are 38 apples in the cafeteria. Students buy 9 apples for their lunches. How many apples are left?
____ apples
29 apples
Explanation:
There are 38 apples in the cafeteria.
Students buy 9 apples for their lunches.
38 – 9 = 29
29 apples are left.

Question 17.
A store has 76 shirts on display. The store sells 8 of the shirts. How many shirts are left?
____ shirts
68 shirts
Explanation:
A store has 76 shirts on display.
The store sells 8 of the shirts.
76 – 8 = 68
68 shirts are left.

HOT Problem There are 23 boys and 33 girls gt a beach. 7 boys and 4 girls leave the beach, how many boys and girls are left altogether? Explain.

____________________
____________________
____________________
____________________
Explanation:
There are 23 boys and 33 girls gt a beach.
7 boys and 4 girls leave the beach,
23 + 33 = 56
7 + 4 = 11
56 – 11 = 45
45 boys and girls are left altogether

### McGraw Hill My Math Grade 2 Chapter 4 Lesson 4 My Homework Answer Key

Practice

Subtract.

Question 1.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 2.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 3.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 4.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 5.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 6.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Subtract

Question 7.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 8.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 9.

Explanation:
We cannot subtract bigger number from a smaller number
so, we need to regroup tens to ones

Question 10.
There are 27 children playing outside. 7 children go inside. How many are left?
_______ children
20 children
Explanation:
There are 27 children playing outside.
7 children go inside.
27 – 7 = 20
20 are left.

Question 11.
There are 55 mice in the barn. A cat chases 9 of them away. How many mice are left?
____ mice

46 mice
Explanation:
There are 55 mice in the barn.
A cat chases 9 of them away.
55 – 9 = 46
46 mice are left.

Test Practice

Question 12.
Find the difference.
43 – 9 = ____
(A) 52
(B) 44
(C) 33
(D) 34