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Multiply 21/4 with 15/72

1st number: 5 1/4, 2nd number: 15/72

This multiplication involving fractions can also be rephrased as "What is 21/4 of 15/72?"

21/4 × 15/72 is 35/32.

Steps for multiplying fractions

  1. Simply multiply the numerators and denominators separately:
  2. 21/4 × 15/72 = 21 × 15/4 × 72 = 315/288
  3. After reducing the fraction, the answer is 35/32
  4. In mixed form: 13/32

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