Answers

Add 28/70 and 4/70

28/70 + 4/70 is 16/35.

Steps for adding fractions

1. Add the two fractions:
   28/70 + 4/70 = 28 + 4/70 = 32/70
2. 32/70 simplified gives 16/35
3. So, 28/70 + 4/70 = 16/35

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