-76.22% is the change from 904 to 215
Calculation steps:
[( 215 - 904 ) ÷ 904] x 100 = -76.22%
Formula
Percentage change = [(215 - 904) / 904] x 100
Subtract the new number by the original number
215 - 904 = -689
-689 ÷ 904 = -0.7621681415929203
-0.7621681415929203 x 100 = -76.22%