Answers

Add 18/90 and 27/90

18/90 + 27/90 is 1/2.

Steps for adding fractions

1. Add the two fractions:
   18/90 + 27/90 = 18 + 27/90 = 45/90
2. 45/90 simplified gives 1/2
3. So, 18/90 + 27/90 = 1/2

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