Math homework Irene

Adding fractions w same denominators

100

5/10 + 5/10

10/10 or 1

200

7/15 + 4/15

11/15

300

14/30 + 15/30

29/30

400

32/50 + 18/50

50/50 or 1

500

53/200 + 95/200

37/50

Subtracting fractions w same denominators

100

5/10 - 2/10

3/10

200

10/20 - 6/10

4/20

300

31/50 - 17/50

14/50

400

75/100 - 30/100

9/20

500

182/200 - 63/200

119/200

Multplying fractions w mixed numbers

100

1/2 * 2/4

1/4

200

3/4 * 5/6

5/8

300

7/8 * 5/7

5/8

400

9/9 * 6/7

6/7

500

15/16 * 17/18

85/96

Multiplying fractions w wholes and mixed numbers

100

1 * 1/4

1/4

200

4 * 7/6

14/3

300

8 * 9/8

9/1

400

9 * 9/8

81/8

500

12 * 6/5

72/5