Multiplication
Rounding
Multiplication by power of 10
Division by power of 10
Division
100

3 x 40

120

100

32.44 rounded to the nearest tenth

32.4

100

78 x 103

78,000

100

43 divided by 102

0.43

100

160 divided by 4

40

200

40 x 20

800

200

19.873 rounded to the nearest tenth

19.9

200

61.3 x 103

61,300

200

3860 divided by 103

3.86 or 3.860

200

4500 divided by 9

500

300

30 x 600

18000

300

6.132 rounded to the nearest hundredth

6.13

300

102 x 0.345

34.5

300

54 divided by 103

0.054

300

2400 divided by 12

200

400

700 x 700

490,000

400

381.195 rounded to the nearest hundred

400

400

24.36 x 104

243,600

400

89,763 divided by 103

89.763

400

6 x 103 divided by 3

2000

500

500 x 400

200,000

500

44.992 rounded to the nearest tens place

45

500

24.38 x 105

2,438,000

500

204 divided by 104

0.0204

500

Reduce the fraction to lowest terms  200 / 4000

200 (2 zeros)
4000 (3 zeros)

1/20

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