Answers

Add 50/90 and 20/90

50/90 + 20/90 is 7/9.

Steps for adding fractions

1. Add the two fractions:
   50/90 + 20/90 = 50 + 20/90 = 70/90
2. 70/90 simplified gives 7/9
3. So, 50/90 + 20/90 = 7/9

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