Answers

Subtract 90/42 from 18/42

1^st number: 18/42, 2^nd number: 2 6/42

18/42 - 90/42 is -12/7.

Steps for subtracting fractions

1. Subtract the two fractions:
   18/42 - 90/42 = 18 - 90/42 = -72/42
2. After reducing the fraction, the answer is -12/7

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