# McGraw Hill Math Grade 3 Chapter 6 Lesson 6 Answer Key Multiplying by Multiples of 10

## McGraw-Hill Math Grade 3 Answer Key Chapter 6 Lesson 6 Multiplying by Multiples of 10

Solve

Multiply. Draw pictures or use objects if you need help.

Question 1.
9 × 10 = 90

Question 2.
5 × 50 = ___

Explanation:
5 x 50 = 5 groups of 5 tens
5 groups of 5 tens = 25 tens
15 tens = 250
So, 5 x 50 = 250.

Question 3.
8 × 30 = ___

Explanation:
8 x 30 = 8 groups of 3 tens
8 groups of 3 tens = 24 tens
24 tens = 240
So, 8 x 30 = 240.

Question 4.
2 × 40 = ___

Explanation:
2 x 40 = 2 groups of 4 tens
2 groups of 4 tens = 12 tens
12 tens = 120
So, 3 x 40 = 120.

Question 5.
7 × 60 = ___

Explanation:
7 x 60 = 7 groups of 6 tens
7 groups of 6 tens = 42 tens
42 tens  = 420
So, 7 x 60 = 420.

Question 6.
1 × 90 = ___

Explanation:
1 x 90 = 1 group of 9 tens
1 group of 9 tens = 9 tens
9 tens = 90
So, 1 x 90 = 90.

Question 7.
6 × 20 = ___

Explanation:
6 x 20 = 6 groups of 2 tens
6 groups of 2 tens = 12 tens
12 tens = 120
So, 6 x 20 = 120.

Question 8.
0 × 80 = ___
0 x 80 = 0

Explanation:
The product of any number with 0 is 0
So, 0 x 80 = 0.

Question 9.
6 × 40 = ___

Explanation:
6 x 40 = 6 groups of 4 tens
6 groups of 4 tens = 24 tens
24 tens = 240
So, 6 x 40 = 240.

Question 10.
Most people eat about 3 pounds of food every day. How many pounds of food would 70 people eat in one day?