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Multiply 40/90 with 20/42

This multiplication involving fractions can also be rephrased as "What is 40/90 of 20/42?"

40/90 × 20/42 is 40/189.

Steps for multiplying fractions

  1. Simply multiply the numerators and denominators separately:
  2. 40/90 × 20/42 = 40 × 20/90 × 42 = 800/3780
  3. After reducing the fraction, the answer is 40/189

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