Answers

Subtract 18/20 from 28/20

1^st number: 1 8/20, 2^nd number: 18/20

28/20 - 18/20 is 1/2.

Steps for subtracting fractions

1. Subtract the two fractions:
   28/20 - 18/20 = 28 - 18/20 = 10/20
2. After reducing the fraction, the answer is 1/2

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