Answers

Add 70/90 and 45/90

70/90 + 45/90 is 23/18.

Steps for adding fractions

1. Add the two fractions:
   70/90 + 45/90 = 70 + 45/90 = 115/90
2. 115/90 simplified gives 23/18
3. So, 70/90 + 45/90 = 23/18
   In mixed form: 15/18

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