Answers

Subtract 21/10 from 42/10

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

42/10 - 21/10 is 21/10.

Steps for subtracting fractions

1. Subtract the two fractions:
   42/10 - 21/10 = 42 - 21/10 = 21/10
2. In mixed form: 21/10

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