Question

Please no link this is meant for my son

Answer 1

4/15

Explanation:

They have baked 1/3 + 2/5. To add you need common denominators.

1/3 = 5/15, 2/5 = 6/15

5/15 + 6/15 = 11/15. This is what they baked.

To find what is left, we need to subtract from 1. 1 = 15/15

15/15 - 11/15 = 4/15