Answers

Add 12/84 and 9/84

12/84 + 9/84 is 1/4.

Steps for adding fractions

1. Add the two fractions:
   12/84 + 9/84 = 12 + 9/84 = 21/84
2. 21/84 simplified gives 1/4
3. So, 12/84 + 9/84 = 1/4

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