Understanding Multiplying By 10'S - Math Worksheet With Answer Key

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Understanding Multiplying by 10’s
Determine the answer for the following problems.
A n s w e r s
1)
If 2 × 2 = 4 , then 2 × 20 =
1.
2)
If 6 × 8 = 48 , then 60 × 8 =
2.
3)
If 7 × 3 = 21 , then 7 × 30 =
3.
4)
If 5 × 9 = 45 , then 50 × 9 =
4.
5)
If 6 × 1 = 6 , then 6 × 10 =
5.
6)
If 5 × 6 = 30 , then 50 × 6 =
6.
7)
If 6 × 2 = 12 , then 6 × 20 =
7.
8)
If 9 × 8 = 72 , then 90 × 8 =
8.
9)
If 8 × 4 = 32 , then 8 × 40 =
9.
10)
If 3 × 8 = 24 , then 30 × 8 =
10.
11)
If 8 × 5 = 40 , then 8 × 50 =
11.
12)
If 5 × 4 = 20 , then 50 × 4 =
12.
13)
If 3 × 7 = 21 , then 3 × 70 =
13.
14)
If 1 × 3 = 3 , then 10 × 3 =
14.
15)
If 3 × 3 = 9 , then 3 × 30 =
15.
16)
If 7 × 5 = 35 , then 70 × 5 =
16.
17)
17.
If 7 × 5 = 35 , then 7 × 50 =
18)
If 8 × 6 = 48 , then 80 × 6 =
18.
19)
19.
If 2 × 5 = 10 , then 2 × 50 =
20)
20.
If 7 × 7 = 49 , then 70 × 7 =
95 90 85 80 75 70 65 60 55 50
1-10
10
Math
45 40 35 30 25 20 15 10
5
0
11-20

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