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Multiply 45/80 with 21/18

1st number: 45/80, 2nd number: 1 3/18

This multiplication involving fractions can also be rephrased as "What is 45/80 of 1 3/18?"

45/80 × 21/18 is 21/32.

Steps for multiplying fractions

  1. Simply multiply the numerators and denominators separately:
  2. 45/80 × 21/18 = 45 × 21/80 × 18 = 945/1440
  3. After reducing the fraction, the answer is 21/32

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