45/3 divided by 80/4

45/3 ÷ 80/4
=
3 4
Decimal: 0.75
Percentage: 75%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    80/4 becomes 4/80
  2. 2
    Multiply by reciprocal
    45/3 × 4/80
  3. 3
    Multiply numerators & denominators
    45 × 4 = 180    3 × 80 = 240
  4. 4
    Simplify
    180/240 = 3/4

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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