Intro to Fractions

Adding Fractions

100

1/12 + 7/12

8/12

200

7/18 + 11/18 =

18/18= 1

300

8/20 + 9/20 =

17/20

400

5/15 + 9/15 =

14/15

500

HARD!!!

1/4 + 1/2 =

3/4

Subtracting Fractions

100

5/9 - 1/9 =

4/9

200

9/12 - 3/12 =

6/12 or 1/2

300

17/18 - 12/18 =

5/18

400

 3/4 -  1/4 = 

2/4

500

HARD!

1/4 - 1/2 =

1/4

Fraction Multiplication

100

1/2 x 2/4 =

2/8

200

4/7 x 4/3 =

16/21

300

 3/4 x 5/8 =

15/24 

400

4/1 x 3/4 =

12/4 or 3

500

3/5 x 3 

9/5

Fraction Division

100

12/1 ÷ 1/2

24 or 24/1

200

7/8 ÷ 3/4 =

28/24

300

5/8 ÷ 1/2 =

10/8

400

5/1 ÷ 3/9 =

45/3

500

9 ÷ 2/3 =

27/2