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Multiply 2/5 with 15/21

This multiplication involving fractions can also be rephrased as "What is 2/5 of 15/21?"

2/5 × 15/21 is 2/7.

Steps for multiplying fractions

  1. Simply multiply the numerators and denominators separately:
  2. 2/5 × 15/21 = 2 × 15/5 × 21 = 30/105
  3. After reducing the fraction, the answer is 2/7

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