Fractions

Adding unlike Fractions

100

Adding unlike fractions:

1/3 + 1/2

5/6

200

Adding unlike fractions:

4   5/8 + 2  1/4 =

6    7/8

300

Adding Unlike Fractions 

2/3 + 3/8 =

25/24 or 1 and 1/24

400

Adding unlike fractions

9    5/15 +  3   1/5 =

12   8/15

500

Adding unlike fractions

4/5 + 4/6= 

44/30 or 1 and 14/30 or 1 and 7/15

Subtracting unlike Fractions

100

Subtract unlike fractions:

1  2/3 - 1/2 =

1  1/6

200

Subtract unlike fractions:

3   9/12  - 2   3/12 =

1    1/2

300

Subtract like fraction

10/9 - 12/18 =

8 / 18  or  2/9

400

Subtract unlike fractions

12   3/4    -   4   1/5

8   11/20

500

Subtracting unlike fractions

 3 1/5  -  1    3/5

1  3/5

Fractions Greater Than One to Mixed Fractions

100

28/6

4 4/6   OR   4 2/3

200

9/5

1 4/5

300

14/13

1 1/13

400

14/10

1 4/10  OR 1 2/5

500

17/8

2 1/8

What is the LCM (Least Common Multiple)

100

2, 5

10

200

4, 3

12

300

6, 9

18

400

11, 22

22

500

3, 8

24

Mixed Fractions to Fractions Greater Than One

100

2 1/4

9/4

200

4 1/3

13/3

300

2 2/3

8/3

400

5 1/2

11/2

500

4 3/4

19/4