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Multiply 2/21 with 42/80

This multiplication involving fractions can also be rephrased as "What is 2/21 of 42/80?"

2/21 × 42/80 is 1/20.

Steps for multiplying fractions

  1. Simply multiply the numerators and denominators separately:
  2. 2/21 × 42/80 = 2 × 42/21 × 80 = 84/1680
  3. After reducing the fraction, the answer is 1/20

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