Answers

Subtract 9/70 from 90/70

1^st number: 1 20/70, 2^nd number: 9/70

90/70 - 9/70 is 81/70.

Steps for subtracting fractions

1. Subtract the two fractions:
   90/70 - 9/70 = 90 - 9/70 = 81/70
2. In mixed form: 111/70

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