Understanding Multiplying By 10s & 100s - Math Worksheet With Answer Key
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Understanding Multiplying By 10s & 100s
Determine the answer to the following problems.
A n s w e r s
1) If 9 × 8 = 72 , then 9 × 800 =
1.
2) If 7 × 3 = 21 , then 70 × 3 =
2.
3) If 6 × 2 = 12 , then 6 × 200 =
3.
4) If 3 × 3 = 9 , then 30 × 3 =
4.
5) If 3 × 4 = 12 , then 3 × 40 =
5.
6) If 9 × 4 = 36 , then 900 × 4 =
6.
7) If 7 × 1 = 7 , then 7 × 10 =
7.
8) If 6 × 9 = 54 , then 600 × 9 =
8.
9) If 6 × 1 = 6 , then 6 × 100 =
9.
10) If 2 × 4 = 8 , then 20 × 4 =
10.
11) If 2 × 6 = 12 , then 2 × 600 =
11.
12) If 6 × 6 = 36 , then 600 × 6 =
12.
13) If 7 × 5 = 35 , then 7 × 50 =
13.
14) If 8 × 3 = 24 , then 800 × 3 =
14.
15) If 2 × 9 = 18 , then 2 × 900 =
15.
16) If 3 × 1 = 3 , then 30 × 1 =
16.
17) If 5 × 4 = 20 , then 5 × 40 =
17.
18) If 8 × 8 = 64 , then 800 × 8 =
18.
19) If 8 × 5 = 40 , then 8 × 500 =
19.
20) If 7 × 4 = 28 , then 70 × 4 =
20.
95 90 85 80 75 70 65 60 55 50
1-10
1
Math
45 40 35 30 25 20 15 10
5
0
11-20
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