Answers

Subtract 21/20 from 3/20

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

3/20 - 21/20 is -9/10.

Steps for subtracting fractions

1. Subtract the two fractions:
   3/20 - 21/20 = 3 - 21/20 = -18/20
2. After reducing the fraction, the answer is -9/10

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