Answers

Subtract 12/21 from 63/21

1^st number: 3 0/21, 2^nd number: 12/21

63/21 - 12/21 is 17/7.

Steps for subtracting fractions

1. Subtract the two fractions:
   63/21 - 12/21 = 63 - 12/21 = 51/21
2. After reducing the fraction, the answer is 17/7
3. In mixed form: 23/7

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