154/4 divided by 172/2

154/4 ÷ 172/2
=
77 172
Decimal: 0.447674
Percentage: 44.77%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    172/2 becomes 2/172
  2. 2
    Multiply by reciprocal
    154/4 × 2/172
  3. 3
    Multiply numerators & denominators
    154 × 2 = 308    4 × 172 = 688
  4. 4
    Simplify
    308/688 = 77/172

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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