Answers

Subtract 81/42 from 9/42

1^st number: 9/42, 2^nd number: 1 39/42

9/42 - 81/42 is -12/7.

Steps for subtracting fractions

1. Subtract the two fractions:
   9/42 - 81/42 = 9 - 81/42 = -72/42
2. After reducing the fraction, the answer is -12/7

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