105/2 divided by 72/4

105/2 ÷ 72/4
=
35 12
Mixed Number: 2 11/12
Decimal: 2.916667
Percentage: 291.67%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    72/4 becomes 4/72
  2. 2
    Multiply by reciprocal
    105/2 × 4/72
  3. 3
    Multiply numerators & denominators
    105 × 4 = 420    2 × 72 = 144
  4. 4
    Simplify
    420/144 = 35/12

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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