15/4 times 21/2

15/4 × 21/2
=
315 8
Mixed Number: 39 3/8
Decimal: 39.375
Percentage: 3937.5%

Step-by-Step Solution

  1. 1
    Multiply numerators
    15 × 21 = 315
  2. 2
    Multiply denominators
    4 × 2 = 8
  3. 3
    Write result
    315/8
  4. 4
    Simplify
    315/8 = 315/8

How to Multiply Fractions

Multiplying fractions is straightforward — multiply the numerators together and the denominators together. No common denominator needed! Just simplify the result.

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