-75.55% is the change from 904 to 221
Calculation steps:
[( 221 - 904 ) ÷ 904] x 100 = -75.55%
Formula
Percentage change = [(221 - 904) / 904] x 100
Subtract the new number by the original number
221 - 904 = -683
-683 ÷ 904 = -0.7555309734513275
-0.7555309734513275 x 100 = -75.55%