Name:
Multiplying and Dividing Powers of Ten
Solve each problem.
4
5.47 × 10
0.082993
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
333,300
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
0.0491
3.
4
5.47 × 10
= 54,700
5,359.3
4.
4
4
1) 829.93 ÷ 10
2) 33.33 × 10
0.2524
5.
37.9
6.
2
1
3) 4.91 ÷ 10
4) 535.93 × 10
0.0084
7.
1
1
5) 2.524 ÷ 10
6) 3.79 × 10
379,100
8.
0.006241
9.
3
3
7) 8.4 ÷ 10
8) 379.1 × 10
447,000
10.
0.00035
4
4
9) 62.41 ÷ 10
10) 44.7 × 10
11.
6,581,660
12.
4
4
11) 3.5 ÷ 10
12) 658.166 × 10
42.975
13.
97,387.9
14.
1
2
13) 429.75 ÷ 10
14) 973.879 × 10
0.0729392
15.
4
4
15) 729.392 ÷ 10
16) 387.899 × 10
3,878,990
16.
0.0665
17.
3
1
17) 66.5 ÷ 10
18) 378.629 × 10
3,786.29
18.
2
4
19) 471.149 ÷ 10
20) 983.6 × 10
4.71149
19.
9,836,000
20.
1-10 95 90 85 80 75 70 65 60 55 50
10
Math
11-20 45 40 35 30 25 20 15 10 5
0