68/2 divided by 21/4

68/2 ÷ 21/4
=
136 21
Mixed Number: 6 10/21
Decimal: 6.47619
Percentage: 647.62%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    21/4 becomes 4/21
  2. 2
    Multiply by reciprocal
    68/2 × 4/21
  3. 3
    Multiply numerators & denominators
    68 × 4 = 272    2 × 21 = 42
  4. 4
    Simplify
    272/42 = 136/21

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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