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Multiply 21/60 with 15/40

This multiplication involving fractions can also be rephrased as "What is 21/60 of 15/40?"

21/60 × 15/40 is 21/160.

Steps for multiplying fractions

  1. Simply multiply the numerators and denominators separately:
  2. 21/60 × 15/40 = 21 × 15/60 × 40 = 315/2400
  3. After reducing the fraction, the answer is 21/160

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