Answers

Add 15/40 and 20/40

15/40 + 20/40 is 7/8.

Steps for adding fractions

1. Add the two fractions:
   15/40 + 20/40 = 15 + 20/40 = 35/40
2. 35/40 simplified gives 7/8
3. So, 15/40 + 20/40 = 7/8

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