30/3 divided by 45/4

30/3 ÷ 45/4
=
8 9
Decimal: 0.888889
Percentage: 88.89%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    45/4 becomes 4/45
  2. 2
    Multiply by reciprocal
    30/3 × 4/45
  3. 3
    Multiply numerators & denominators
    30 × 4 = 120    3 × 45 = 135
  4. 4
    Simplify
    120/135 = 8/9

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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