Answers

Subtract 42/18 from 20/18

1^st number: 1 2/18, 2^nd number: 2 6/18

20/18 - 42/18 is -11/9.

Steps for subtracting fractions

1. Subtract the two fractions:
   20/18 - 42/18 = 20 - 42/18 = -22/18
2. After reducing the fraction, the answer is -11/9

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