-54.69% is the change from 501 to 227
Calculation steps:
[( 227 - 501 ) ÷ 501] x 100 = -54.69%
Formula
Percentage change = [(227 - 501) / 501] x 100
Subtract the new number by the original number
227 - 501 = -274
-274 ÷ 501 = -0.5469061876247505
-0.5469061876247505 x 100 = -54.69%