Answers

Add 20/42 and 20/42

20/42 + 20/42 is 20/21.

Steps for adding fractions

1. Add the two fractions:
   20/42 + 20/42 = 20 + 20/42 = 40/42
2. 40/42 simplified gives 20/21
3. So, 20/42 + 20/42 = 20/21

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