Answers

Add 18/80 and 12/80

18/80 + 12/80 is 3/8.

Steps for adding fractions

1. Add the two fractions:
   18/80 + 12/80 = 18 + 12/80 = 30/80
2. 30/80 simplified gives 3/8
3. So, 18/80 + 12/80 = 3/8

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