90/2 divided by 138/3

90/2 ÷ 138/3
=
45 46
Decimal: 0.978261
Percentage: 97.83%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    138/3 becomes 3/138
  2. 2
    Multiply by reciprocal
    90/2 × 3/138
  3. 3
    Multiply numerators & denominators
    90 × 3 = 270    2 × 138 = 276
  4. 4
    Simplify
    270/276 = 45/46

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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