Fractions

Adding

100

3/5 + 1/5

4/5

200

2/8 + 3/8

5/8

300

14/100 + 6/100

20/100 

or 

1/5

400

3/10 + 4/10 + 2/10

9/10

500

13/14 + 3/14

16/14

Subrtracting

100

7/8 - 3/8

4/8 

or 

1/2 ( Simplified )

200

9/10 - 4/10

5/10 

or 

1/2 

300

14/20 - 3/20

11/20

400

11/12 - 7/12

4/12 

or 

1/3

500

23/100 - 8/100

15/100 

Adding with Whole Number

100

5 + 1/4

5 1/4 

200

10 + 2/3

10 2/3

300

12 + 4/10

12 4/10 

or 

12 2/5

400

3/4 + 8 

8 3/4

500

1 + 5/12

1 5/12

Subtracting with a Whole Number

100

5 7/8 − 1

4 7/8

200

2 - 1/3

1 2/3

300

5 - 7/10

4 3/10

400

8 1/3 − 2

6 1/3

500

15 2/4 − 10

5 1/2

Mixed

100

2 + 3/5

2 3/5

200

1 - 1/4

3/4

300

4 - 2/3

3 1/3

400

6 + 2 1/8

8 1/8

500

10 - 4 5/6

5 1/6