Answers

Add 63/90 and 9/90

63/90 + 9/90 is 4/5.

Steps for adding fractions

1. Add the two fractions:
   63/90 + 9/90 = 63 + 9/90 = 72/90
2. 72/90 simplified gives 4/5
3. So, 63/90 + 9/90 = 4/5

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