Answers

Add 80/72 and 81/72

1^st number: 1 8/72, 2^nd number: 1 9/72

80/72 + 81/72 is 161/72.

Steps for adding fractions

1. Add the two fractions:
   80/72 + 81/72 = 80 + 81/72 = 161/72
2. So, 80/72 + 81/72 = 161/72
   In mixed form: 217/72

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