Answers

Add 90/70 and 15/70

1^st number: 1 20/70, 2^nd number: 15/70

90/70 + 15/70 is 3/2.

Steps for adding fractions

1. Add the two fractions:
   90/70 + 15/70 = 90 + 15/70 = 105/70
2. 105/70 simplified gives 3/2
3. So, 90/70 + 15/70 = 3/2
   In mixed form: 11/2

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