Answers

Add 7/21 and 72/21

1^st number: 7/21, 2^nd number: 3 9/21

7/21 + 72/21 is 79/21.

Steps for adding fractions

1. Add the two fractions:
   7/21 + 72/21 = 7 + 72/21 = 79/21
2. So, 7/21 + 72/21 = 79/21
   In mixed form: 316/21

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