Add, Subtract, Multiply fractions & Convert fractions

Add/Subtract Like Denominators

100

1/2+ 1/2

1

200

8/15 - 3/15

5/15 or 1/3

300

2/10 + 7/10

9/10

400

17/12 - 9/12

8/12 or 2/3

500

9/20+ 19/20

1 8/10 or 1 4/5

Add Unlike Denominators

100

1/3 + 1/4 =

 

7/12

200

2/3 + 1/2 =

1 1/6

300

1/5 + 2/3 =

13/15

400

3/5 + 2/3 =

1 4/15

500

6/7 + 8/9 =

1 47/63

Multiply Fractions 2

100

2/15 x 5/4 =

10/60 or 1/6

200

6/9 x 3/9 =

18/81 or 2/9

300

6/8 x 8/9 = 

48/72 or 2/3

400

                10/22 x 11/30 =

*Hint: Simplify first before you multiply

110/660 or 1/6

500

               24/36 x 9/12 =

*Hint: Simplify first before you multiply

216/432 or 2/4 or 1/2

Subtract Unlike Denominators

100

3/4 - 1/2 =

2/8 or 1/4

200

2/4 - 2/5 =

2/20 or 1/10

300

3/4 - 2/3 = 

1/12

400

4/7 - 1/3 =

5/21

500

7/8 - 2/11 =

61/88

Covert fractions to Mixed or Mixed to Fractions

100

Write the mixed number as a fraction.

2 1/6 = 

13/6

200

Write the fraction as a mixed number.

8/3 =

2 2/3

300

Write the mixed number as a fraction.

2 5/8 =

21/8

400

Write the fraction as a mixed number.

16/9 =

1 7/9

500

22/8 =

2 6/8 or 2 3/4