Answers

Add 3/70 and 15/70

3/70 + 15/70 is 9/35.

Steps for adding fractions

1. Add the two fractions:
   3/70 + 15/70 = 3 + 15/70 = 18/70
2. 18/70 simplified gives 9/35
3. So, 3/70 + 15/70 = 9/35

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