Answers

Add 81/70 and 9/70

1^st number: 1 11/70, 2^nd number: 9/70

81/70 + 9/70 is 9/7.

Steps for adding fractions

1. Add the two fractions:
   81/70 + 9/70 = 81 + 9/70 = 90/70
2. 90/70 simplified gives 9/7
3. So, 81/70 + 9/70 = 9/7
   In mixed form: 12/7

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