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Multiply 63/5 with 15/21

1st number: 12 3/5, 2nd number: 15/21

This multiplication involving fractions can also be rephrased as "What is 63/5 of 15/21?"

63/5 × 15/21 is 9/1.

Steps for multiplying fractions

  1. Simply multiply the numerators and denominators separately:
  2. 63/5 × 15/21 = 63 × 15/5 × 21 = 945/105
  3. After reducing the fraction, the answer is 9/1

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