0.25% converted to a fraction

Given: 0.25%
0.25% =
0.25 /100

Clear the decimal in the numerator:
Multiply numerator and denominator by 100 (102) since there are 2 digits to the right of the decimal point in 0.25
0.25/100
=
0.25 * 100/100 * 100
=
25/10,000

Simplify  
25/10,000
  if possible:
Greatest Common Factor of 25 and 10,000: GCF(25, 10,000) = 25
25/10,000
=
25 ÷ 25/10,000 ÷ 25
=
1/400
  in simplest form
Therefore, 0.25% converted to a fraction: 0.25% =
1/400

The solution above and other related solutions were provided by the Convert Percent to Fraction Application.