45/2 divided by 138/4

45/2 ÷ 138/4
=
15 23
Decimal: 0.652174
Percentage: 65.22%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    138/4 becomes 4/138
  2. 2
    Multiply by reciprocal
    45/2 × 4/138
  3. 3
    Multiply numerators & denominators
    45 × 4 = 180    2 × 138 = 276
  4. 4
    Simplify
    180/276 = 15/23

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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