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Multiply 20/45 with 10/21

This multiplication involving fractions can also be rephrased as "What is 20/45 of 10/21?"

20/45 × 10/21 is 40/189.

Steps for multiplying fractions

  1. Simply multiply the numerators and denominators separately:
  2. 20/45 × 10/21 = 20 × 10/45 × 21 = 200/945
  3. After reducing the fraction, the answer is 40/189

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