21/2 divided by 40/3

21/2 ÷ 40/3
=
63 80
Decimal: 0.7875
Percentage: 78.75%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    40/3 becomes 3/40
  2. 2
    Multiply by reciprocal
    21/2 × 3/40
  3. 3
    Multiply numerators & denominators
    21 × 3 = 63    2 × 40 = 80
  4. 4
    Simplify
    63/80 = 63/80

How to Divide Fractions

To divide fractions, use "Keep, Change, Flip": keep the first fraction unchanged, change the ÷ to ×, then flip the second fraction. Multiply and simplify.

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