adding fractions (easy)
subtracting fraction (easy)
adding fractions (mixed numbers)
subtracting fractions (mixed numbers)
100

1/4 + 2/4

3/4

100

5/10 - 2/10

3/10

100

4 7/8 + 1/4

5 1/8

100

2 1/8 - 1/4

1 7/8

200

3/8 + 2/8

5/8

200

2/3 - 1/3

1/3

200

4 7/8 + 1/2

5 3/8

200

2 1/8 - 1/2

1 5/8

300

6/10 + 3/10

9/10

300

6/8 - 3/8

3/8

300

2 3/4 + 1/3

3 1/12

300

7 2/5 - 3 1/2

3 9/10

400

4/7 + 2/7

6/7

400

9/20 - 6/20

3/20

400

2 4/5 + 3 1/2

6 3/10

400

5 3/8 - 4 1/6

1 5/24

500

55/100 + 40/100

95/100

500

14/15 - 10/15

4/15

500

5 3/4 + 2 3/5

8 7/20

500

14 1/8 - 9 5/6

4 7/24