Answers

Add 16/21 and 2/21

16/21 + 2/21 is 6/7.

Steps for adding fractions

1. Add the two fractions:
   16/21 + 2/21 = 16 + 2/21 = 18/21
2. 18/21 simplified gives 6/7
3. So, 16/21 + 2/21 = 6/7

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