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Multiply 45/84 with 21/90

This multiplication involving fractions can also be rephrased as "What is 45/84 of 21/90?"

45/84 × 21/90 is 1/8.

Steps for multiplying fractions

  1. Simply multiply the numerators and denominators separately:
  2. 45/84 × 21/90 = 45 × 21/84 × 90 = 945/7560
  3. After reducing the fraction, the answer is 1/8

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