Answers

Add 72/80 and 42/80

72/80 + 42/80 is 57/40.

Steps for adding fractions

1. Add the two fractions:
   72/80 + 42/80 = 72 + 42/80 = 114/80
2. 114/80 simplified gives 57/40
3. So, 72/80 + 42/80 = 57/40
   In mixed form: 117/40

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