Answers

Subtract 42/10 from 20/10

1^st number: 2 0/10, 2^nd number: 4 2/10

20/10 - 42/10 is -11/5.

Steps for subtracting fractions

1. Subtract the two fractions:
   20/10 - 42/10 = 20 - 42/10 = -22/10
2. After reducing the fraction, the answer is -11/5

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