Answers

Add 80/90 and 63/90

80/90 + 63/90 is 143/90.

Steps for adding fractions

1. Add the two fractions:
   80/90 + 63/90 = 80 + 63/90 = 143/90
2. So, 80/90 + 63/90 = 143/90
   In mixed form: 153/90

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