Common Fractions- Adding and Subtracting Fractions

Question 1

Work out the answer.

2/5 + 1/3 = ?

Answer 1

2/5 x 3 = 6/15
1/3 x 5 = 5/15
6/15 + 5/15 = 11/15

Question 2

Work out the answer.

2/3 + 1/2 = ?

Answer 2

2/3 x 2 = 4/6
1/2 x 2 = 3/6
4/6 + 3/6 = 7/6 = 1 1/6

Question 3

Work out the answer.

1/2 + 1/4 = ?

Answer 3

1/2 x 2 = 2/4

2/4 + 1/4 = 3/4

Question 4

Work out the answer.

2 3/4 + 9 6/10 = ?

Answer 4

2 + 9 = 11
3/4 x 10 = 30/40
6/10 x 4 = 24/40
30/40 + 24/40 = 54/40 = 1 14/40 = 1  7/20
= 12 7/20