Answers

Add 12/84 and 81/84

12/84 + 81/84 is 31/28.

Steps for adding fractions

1. Add the two fractions:
   12/84 + 81/84 = 12 + 81/84 = 93/84
2. 93/84 simplified gives 31/28
3. So, 12/84 + 81/84 = 31/28
   In mixed form: 13/28

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