Answers

Add 90/72 and 81/72

1^st number: 1 18/72, 2^nd number: 1 9/72

90/72 + 81/72 is 19/8.

Steps for adding fractions

1. Add the two fractions:
   90/72 + 81/72 = 90 + 81/72 = 171/72
2. 171/72 simplified gives 19/8
3. So, 90/72 + 81/72 = 19/8
   In mixed form: 23/8

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