Answers

Add 30/70 and 12/70

30/70 + 12/70 is 3/5.

Steps for adding fractions

1. Add the two fractions:
   30/70 + 12/70 = 30 + 12/70 = 42/70
2. 42/70 simplified gives 3/5
3. So, 30/70 + 12/70 = 3/5

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