Name:
Multiplying and Dividing Powers of Ten
Solve each problem.
4
5.47 × 10
0.85
1.
This is the same as saying:
2
2.36 ÷ 10
5.47 × (10 × 10 × 10 × 10)
Division is the same way. Only instead of
And because the base is 10 you can just move
2,489,200
2.
moving the decimal right, you move it left.
the decimal 4 places to the right to solve.
.
0 2 3 6
.
5 4 7 0 0
0.00128
3.
4
5.47 × 10
= 54,700
498,320
4.
1
4
1) 8.5 ÷ 10
2) 248.92 × 10
4.1595
5.
528,000
6.
3
3
3) 1.28 ÷ 10
4) 498.32 × 10
58.261
7.
2
4
5) 415.95 ÷ 10
6) 52.8 × 10
81.5
8.
0.0047
9.
1
1
7) 582.61 ÷ 10
8) 8.15 × 10
9,849
10.
0.09969
3
3
9) 4.7 ÷ 10
10) 9.849 × 10
11.
672
12.
2
2
11) 9.969 ÷ 10
12) 6.72 × 10
0.61423
13.
144,717
14.
2
3
13) 61.423 ÷ 10
14) 144.717 × 10
8.844
15.
2
4
15) 884.4 ÷ 10
16) 79.5 × 10
795,000
16.
0.000614
17.
4
4
17) 6.14 ÷ 10
18) 3.595 × 10
35,950
18.
2
1
19) 66.5 ÷ 10
20) 74.3 × 10
0.665
19.
743
20.
1-10 95 90 85 80 75 70 65 60 55 50
1
Math
11-20 45 40 35 30 25 20 15 10 5
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