Answers

Add 15/90 and 30/90

15/90 + 30/90 is 1/2.

Steps for adding fractions

1. Add the two fractions:
   15/90 + 30/90 = 15 + 30/90 = 45/90
2. 45/90 simplified gives 1/2
3. So, 15/90 + 30/90 = 1/2

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