-93.63% is the change from 204 to 13
Calculation steps:
[( 13 - 204 ) ÷ 204] x 100 = -93.63%
Formula
Percentage change = [(13 - 204) / 204] x 100
Subtract the new number by the original number
13 - 204 = -191
-191 ÷ 204 = -0.9362745098039216
-0.9362745098039216 x 100 = -93.63%