9/4 times 21/5

9/4 × 21/5
=
189 20
Mixed Number: 9 9/20
Decimal: 9.45
Percentage: 945%

Step-by-Step Solution

  1. 1
    Multiply numerators
    9 × 21 = 189
  2. 2
    Multiply denominators
    4 × 5 = 20
  3. 3
    Write result
    189/20
  4. 4
    Simplify
    189/20 = 189/20

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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