Answers

Add 12/21 and 27/21

1^st number: 12/21, 2^nd number: 1 6/21

12/21 + 27/21 is 13/7.

Steps for adding fractions

1. Add the two fractions:
   12/21 + 27/21 = 12 + 27/21 = 39/21
2. 39/21 simplified gives 13/7
3. So, 12/21 + 27/21 = 13/7
   In mixed form: 16/7

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