Answers

Add 9/21 and 5/21

9/21 + 5/21 is 2/3.

Steps for adding fractions

1. Add the two fractions:
   9/21 + 5/21 = 9 + 5/21 = 14/21
2. 14/21 simplified gives 2/3
3. So, 9/21 + 5/21 = 2/3

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