Answers

Add 15/80 and 75/80

15/80 + 75/80 is 9/8.

Steps for adding fractions

1. Add the two fractions:
   15/80 + 75/80 = 15 + 75/80 = 90/80
2. 90/80 simplified gives 9/8
3. So, 15/80 + 75/80 = 9/8
   In mixed form: 11/8

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