Answers

Add 72/20 and 84/20

1^st number: 3 12/20, 2^nd number: 4 4/20

72/20 + 84/20 is 39/5.

Steps for adding fractions

1. Add the two fractions:
   72/20 + 84/20 = 72 + 84/20 = 156/20
2. 156/20 simplified gives 39/5
3. So, 72/20 + 84/20 = 39/5
   In mixed form: 74/5

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