Answers

Add 15/70 and 45/70

15/70 + 45/70 is 6/7.

Steps for adding fractions

1. Add the two fractions:
   15/70 + 45/70 = 15 + 45/70 = 60/70
2. 60/70 simplified gives 6/7
3. So, 15/70 + 45/70 = 6/7

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