Adding, Subtracting, Multiplying, and Dividing Fractions

Multiplication

100

5/2 x 8/20

40/40 or 1

200

3/4 x 2/3

6/12

300

3/7 x 5/8

15/56

400

4/5 x 2  2/4

40/20 or 2

500

1 2/3 x 2 1/2 

25/6 or 2 7/6

Division

100

2/3  /  6/9

18/18 or 1

200

2/9  /  3/4

8/27

300

What are the 3 steps to a division of fraction problem?

Keep   Change   Flip

400

2/5  /  2/3

6/10

500

5/7  /  2/9   (Mixed Number)

3  3/14

Mixed

100

2/8 + 2/4 + 2/6

26/24

200

3/5 - 1/2

1/10

300

3/8  /  8/3

9/64

400

4/5  x  3  1/3  (Mixed Number) 

2  10/15

500

 7/10 - 1/2 + 4/5

1 or 10/10

Adding Fractions

100

2/4 + 2/6

10/12

200

3/10 + 3/8 

27/40

300

7/12 + 5/9

41/36  or  1  5/36

400

4 1/6 +  2 3/10

6 14/30  or  6  28/60

500

5 3/12  + 4  5/8

9 21/24

Subtracting Fractions

100

7/8 - 5/8

2/8

200

7/10 - 1/2

2/10 

300

5/6 - 3/7

17/42

400

7/10 - 1/4

9/20  or  18/40

500

18 5/6 - 5 4/9

13 7/18