Answers

Subtract 49/20 from 28/20

1^st number: 1 8/20, 2^nd number: 2 9/20

28/20 - 49/20 is -21/20.

Steps for subtracting fractions

1. Subtract the two fractions:
   28/20 - 49/20 = 28 - 49/20 = -21/20

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