7th Grade Math

Multiplication

100

5 x 7

35

200

10 x 4

40

300

11 x 12

132

400

14 x 6

84

500

13 x 9

117

Division

100

10/2

5

200

12/3

4

300

63/7

9

400

90/15

6

500

210/15

14

Adding/Subtracting Fractions

100

2/5 + 1/5

3/5

200

3/7 + 4/7

7/7 or 1

300

5/9 + 6/9

11/9 or 1 2/9

400

9/10 + 7/10

Hint: Remember to reduce

8/5 or 1 3/5

500

15/20 + 13/20

7/5 or 1 2/5

Adding/Subtracting Fractions with unlike denominators

100

1/2 + 3/4

5/4 or 1 1/4

200

4/5 + 7/15

19/15 or 1 4/15

300

7/9 + 2/3

13/9

400

12/40 + 6/10

9/10

500

1/7 + 6/9

51/63

Reducing Fractions

100

3/6

1/2

200

7/10

7/10 (cannot be reduced!)

300

15/20

3/4

400

27/63

3/7

500

25/100

1/4