Decimals and Fractions

Adding Decimals

100

1.9+2.5

4.4

200

8.56 + 6.32

14.88

300

78.6 + 2.4852 

81.0852

Subtracting Decimals

100

7.8-4.3

3.5

200

17.65 - 2.35

15.3

300

9.52 - 4.5682

4.9518

Converting Fractions

100

5/8

0.625

200

9/12

0.75

300

9/8

1.125

Division and Multiplication

100

9.8 x 7.5

73.5

200

8.5 divided by 1.2

7.083

300

9.99 divided by 5.4

1.85

Rounding Decimals

100

Round to the nearest tenth,   4.51

4.5

200

Round to the nearest hundredth 2.34

2.3

300

Round to the nearest thousandth  9.7865

9.79