Answers

Subtract 28/20 from 7/20

1^st number: 7/20, 2^nd number: 1 8/20

7/20 - 28/20 is -21/20.

Steps for subtracting fractions

1. Subtract the two fractions:
   7/20 - 28/20 = 7 - 28/20 = -21/20

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