Answers

Subtract 90/60 from 12/60

1^st number: 12/60, 2^nd number: 1 30/60

12/60 - 90/60 is -13/10.

Steps for subtracting fractions

1. Subtract the two fractions:
   12/60 - 90/60 = 12 - 90/60 = -78/60
2. After reducing the fraction, the answer is -13/10

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