Subtracting Fractions w/ unlike denominators

2/5 + 5/8

• 1/2

• 3/13

• 1 and 1/40

• 1 and 1/15

1/2 - 3/7

• 3/5

• 1/13

• 2/5

• 1/14

3/4 + 2/9

• 1 and 1/36

• 5/14

• 35/36

• 6/15

3/8 - 1/3

• 2/5

• 1/24

• 3/5

• 17/24

5/7 + 1/6

• 37/42

• 6/13

• 7/13

• 39/42

2/3 - 1/7

• 17/21

• 1/4

• 12/21

• 11/21

8/9 - 2/7

• 1 and 11/63

• 37/63

• 1 and 10/63

• 38/63