Adding and Subtracting Fractions

Adding Fractions

200

1/5 + 3/5 =

4/5

200

2/4 + 1/4 =

3/4

400

3/5 + 4/5 =

7/5 or 1 2/5

400

8/10 + 5/10 =

13/10 or 1 3/10

500

5/9 + 7/9 =

12/9 or 1 3/9

Subtracting Fractions

200

4/5 - 2/5 =

2/5

200

5/6 - 2/6 =

3/6

400

7/9 - 5/9 =

2/9

400

3/8 - 1/8 =

2/8

500

12/15 - 8/15 =

4/15

Adding Mixed Numbers

200

1 2/5 + 3 2/5

4 4/5

200

2 1/3 + 4 1/3 =

5 2/3

400

2 4/5 + 4 3/5 =

7 2/5

400

5 3/4 + 2 2/4 = 

8 1/4

500

2 1/2 + 3 1/2 =

6

Subtracting Mixed Numbers

200

5 2/3 - 1 1/3

4 1/3

200

6 2/5 - 5 1/5 = 

1 1/5

400

7 1/3 - 2 2/3 =

4 2/3

400

9 3/5 - 2 4/5 =

6 4/5

500

3 1/6 - 1 5/6 =

1 1/3

Adding and Subtracting

200

5 4/5 - 1 1/5

4 3/5

200

4 4/5 + 5 1/5 =

10

400

7 5/6 + 9 4/6 =

17 3/6

400

9 4/7 - 7 6/7 =

1 5/7

500

21 10/12 - 15 11/12 =

5 11/12