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Multiply 21/40 with 30/40

This multiplication involving fractions can also be rephrased as "What is 21/40 of 30/40?"

21/40 × 30/40 is 63/160.

Steps for multiplying fractions

  1. Simply multiply the numerators and denominators separately:
  2. 21/40 × 30/40 = 21 × 30/40 × 40 = 630/1600
  3. After reducing the fraction, the answer is 63/160

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