Answers

Subtract 63/20 from 21/20

1^st number: 1 1/20, 2^nd number: 3 3/20

21/20 - 63/20 is -21/10.

Steps for subtracting fractions

1. Subtract the two fractions:
   21/20 - 63/20 = 21 - 63/20 = -42/20
2. After reducing the fraction, the answer is -21/10

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