Answers

Add 45/84 and 35/84

45/84 + 35/84 is 20/21.

Steps for adding fractions

1. Add the two fractions:
   45/84 + 35/84 = 45 + 35/84 = 80/84
2. 80/84 simplified gives 20/21
3. So, 45/84 + 35/84 = 20/21

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