51/4 divided by 80/2

51/4 ÷ 80/2
=
51 160
Decimal: 0.31875
Percentage: 31.88%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    80/2 becomes 2/80
  2. 2
    Multiply by reciprocal
    51/4 × 2/80
  3. 3
    Multiply numerators & denominators
    51 × 2 = 102    4 × 80 = 320
  4. 4
    Simplify
    102/320 = 51/160

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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