Answers

Add 21/28 and 27/28

21/28 + 27/28 is 12/7.

Steps for adding fractions

1. Add the two fractions:
   21/28 + 27/28 = 21 + 27/28 = 48/28
2. 48/28 simplified gives 12/7
3. So, 21/28 + 27/28 = 12/7
   In mixed form: 15/7

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