Answers

Subtract 42/10 from 18/10

1^st number: 1 8/10, 2^nd number: 4 2/10

18/10 - 42/10 is -12/5.

Steps for subtracting fractions

1. Subtract the two fractions:
   18/10 - 42/10 = 18 - 42/10 = -24/10
2. After reducing the fraction, the answer is -12/5

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