Answers

Add 3/90 and 7/90

3/90 + 7/90 is 1/9.

Steps for adding fractions

1. Add the two fractions:
   3/90 + 7/90 = 3 + 7/90 = 10/90
2. 10/90 simplified gives 1/9
3. So, 3/90 + 7/90 = 1/9

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