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Multiply 21/10 with 40/21

1st number: 2 1/10, 2nd number: 1 19/21

This multiplication involving fractions can also be rephrased as "What is 21/10 of 1 19/21?"

21/10 × 40/21 is 4/1.

Steps for multiplying fractions

  1. Simply multiply the numerators and denominators separately:
  2. 21/10 × 40/21 = 21 × 40/10 × 21 = 840/210
  3. After reducing the fraction, the answer is 4/1

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