Answers

Subtract 90/63 from 42/63

1^st number: 42/63, 2^nd number: 1 27/63

42/63 - 90/63 is -16/21.

Steps for subtracting fractions

1. Subtract the two fractions:
   42/63 - 90/63 = 42 - 90/63 = -48/63
2. After reducing the fraction, the answer is -16/21

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