8th Math Chapter 3 Review

Adding

100

3/5 + 1/3

14/15

200

7/8 + 3/4

1 5/8

300

1/2 + 1/3 + 1/4

1 1/12

400

2 4/5 + 1 3/4

4 11/20

500

1 1/8 + 1 1/4 + 5/8 + 1 1/2

4 1/2

Subtracting

100

5/8 - 3/16

7/16

200

9/14 - 1/2

1/7

300

7 7/9 - 3 11/12

3 31/36

400

6 - 1 1/4

4 3/4

500

34 1/2 - (10 1/2 - 5 1/4)

29 1/4

Multiplying

100

1/8 xx 34

4

200

105 xx 1/5

21

300

7/10 xx 60

42

400

14 xx 4 1/2

63

500

1 7/8 xx 3 3/5

6 3/4

Dividing

100

4 -: 4/5

5

200

2 -: 7/8

2 2/7

300

1 4/5 -: 3/10

6

400

46 -: 3 5/6

12

500

2 1/5 -: 8 1/4

4/15

Simplifying

100

15/25

3/5

200

28/60

7/15

300

16/40

2/5

400

64/96

2/3

500

68/14

4 6/7

Combinations

100

15 - (3 1/4 + 4 1/4 + 2 3/4)

4 3/4

200

6 - (3 xx 1 5/8)

1 1/8

300

(10 1/2 - 1 1/4) -: 3/4

12 1/3

400

7 xx 2 xx (2 1/2 + 1 1/4 + 3/4)

63

500

3 1/2 + 2 xx 3/8 + 2 xx 3/8

5