Understanding Multiplying By 10s & 100s - Math Worksheet With Answer Key Page 2
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1
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3Answer Key
Name:
Understanding Multiplying By 10s & 100s
Determine the answer to the following problems.
A n s w e r s
2,800
2,800
1) If 4 × 7 = 28 , then 4 × 700 =
1.
2,700
2,700
2) If 9 × 3 = 27 , then 900 × 3 =
2.
300
300
3) If 5 × 6 = 30 , then 5 × 60 =
3.
6,400
6,400
4) If 8 × 8 = 64 , then 800 × 8 =
4.
50
50
5) If 5 × 1 = 5 , then 5 × 10 =
5.
8,100
8,100
6) If 9 × 9 = 81 , then 900 × 9 =
6.
3,500
3,500
7) If 7 × 5 = 35 , then 7 × 500 =
7.
1,600
1,600
8) If 8 × 2 = 16 , then 800 × 2 =
8.
490
490
9) If 7 × 7 = 49 , then 7 × 70 =
9.
5,400
5,400
10) If 6 × 9 = 54 , then 600 × 9 =
10.
400
400
11) If 4 × 1 = 4 , then 4 × 100 =
11.
320
320
12) If 8 × 4 = 32 , then 80 × 4 =
12.
360
360
13) If 6 × 6 = 36 , then 6 × 60 =
13.
240
240
14) If 4 × 6 = 24 , then 40 × 6 =
14.
420
15) If 7 × 6 = 42 , then 7 × 60 =
420
15.
180
16) If 2 × 9 = 18 , then 20 × 9 =
180
16.
80
17) If 8 × 1 = 8 , then 8 × 10 =
80
17.
1,800
18) If 6 × 3 = 18 , then 600 × 3 =
1,800
18.
2,400
19) If 8 × 3 = 24 , then 8 × 300 =
2,400
19.
560
20) If 8 × 7 = 56 , then 80 × 7 =
560
20.
95 90 85 80 75 70 65 60 55 50
1-10
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Math
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11-20
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