Answers

Add 4/90 and 20/90

4/90 + 20/90 is 4/15.

Steps for adding fractions

1. Add the two fractions:
   4/90 + 20/90 = 4 + 20/90 = 24/90
2. 24/90 simplified gives 4/15
3. So, 4/90 + 20/90 = 4/15

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