Answers

Add 80/72 and 90/72

1^st number: 1 8/72, 2^nd number: 1 18/72

80/72 + 90/72 is 85/36.

Steps for adding fractions

1. Add the two fractions:
   80/72 + 90/72 = 80 + 90/72 = 170/72
2. 170/72 simplified gives 85/36
3. So, 80/72 + 90/72 = 85/36
   In mixed form: 213/36

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