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Multiply 1/15 with 9/21

This multiplication involving fractions can also be rephrased as "What is 1/15 of 9/21?"

1/15 × 9/21 is 1/35.

Steps for multiplying fractions

  1. Simply multiply the numerators and denominators separately:
  2. 1/15 × 9/21 = 1 × 9/15 × 21 = 9/315
  3. After reducing the fraction, the answer is 1/35

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