Answers

Add 70/84 and 21/84

70/84 + 21/84 is 13/12.

Steps for adding fractions

1. Add the two fractions:
   70/84 + 21/84 = 70 + 21/84 = 91/84
2. 91/84 simplified gives 13/12
3. So, 70/84 + 21/84 = 13/12
   In mixed form: 11/12

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