100/4 divided by 155/4

100/4 ÷ 155/4
=
20 31
Decimal: 0.645161
Percentage: 64.52%

Step-by-Step Solution

  1. 1
    Take reciprocal of second fraction
    155/4 becomes 4/155
  2. 2
    Multiply by reciprocal
    100/4 × 4/155
  3. 3
    Multiply numerators & denominators
    100 × 4 = 400    4 × 155 = 620
  4. 4
    Simplify
    400/620 = 20/31

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.

Try Another Calculation