Answers

Add 18/80 and 60/80

18/80 + 60/80 is 39/40.

Steps for adding fractions

1. Add the two fractions:
   18/80 + 60/80 = 18 + 60/80 = 78/80
2. 78/80 simplified gives 39/40
3. So, 18/80 + 60/80 = 39/40

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