Answers

Subtract 1/20 from 90/20

1^st number: 4 10/20, 2^nd number: 1/20

90/20 - 1/20 is 89/20.

Steps for subtracting fractions

1. Subtract the two fractions:
   90/20 - 1/20 = 90 - 1/20 = 89/20
2. In mixed form: 49/20

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