Multiplying and Dividing Fractions Review

Multiplying Fractions

100

2/3 * 4/5

8/15

200

3/5 * 7/8

21/40

300

1/5 * 7/8

7/40

400

5/12 * 9

15/4

500

2/5 * 3/4 * 2/3

12/60 = 1/5

Adding and Subtracting Fractions

100

4/2 - 1/2

3/2

200

5/3 + 4/9

19/9

300

 1/4 - 1/5

1/20

400

1/3 + 5/4

19/12

500

 2/3 +  1/4 + 2/6

5/4

Dividing Fractions

100

11/2 -: 5/3

33/10

200

2/5 -: 3/4

8/15

300

6 -: 1/8

48

400

1/8 -: 3/2

1/12

500

1/12 -: 2/5 -: 2/7

35/48

Rounding and Significant Figures

100

Round to 1 decimal place 12.14

12.1

200

Round to 2 decimal places 134.51351

134.51

300

Round to the nearest hundredth: 132.1955

132.20

400

10911.12 to 2 significant figures

11000

500

12.992 to 3 significant figures

13.0