90/4 divided by 51/4

90/4 ÷ 51/4
=
30 17
Mixed Number: 1 13/17
Decimal: 1.764706
Percentage: 176.47%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    51/4 becomes 4/51
  2. 2
    Multiply by reciprocal
    90/4 × 4/51
  3. 3
    Multiply numerators & denominators
    90 × 4 = 360    4 × 51 = 204
  4. 4
    Simplify
    360/204 = 30/17

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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