Answers

Add 20/80 and 42/80

20/80 + 42/80 is 31/40.

Steps for adding fractions

1. Add the two fractions:
   20/80 + 42/80 = 20 + 42/80 = 62/80
2. 62/80 simplified gives 31/40
3. So, 20/80 + 42/80 = 31/40

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