what is the sum?

2/5+7/15

1 answer

To find the sum of 2/5 and 7/15, you need to find a common denominator for these fractions. The smallest common denominator for 5 and 15 is 15.

Converting 2/5 to have a denominator of 15:
(2/5) * (3/3) = 6/15

Now we can add:
6/15 + 7/15 = (6 + 7)/15 = 13/15

Therefore, the sum of 2/5 and 7/15 is 13/15.