Answers

Add 42/80 and 30/80

42/80 + 30/80 is 9/10.

Steps for adding fractions

1. Add the two fractions:
   42/80 + 30/80 = 42 + 30/80 = 72/80
2. 72/80 simplified gives 9/10
3. So, 42/80 + 30/80 = 9/10

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