-57.08% is the change from 904 to 388
Calculation steps:
[( 388 - 904 ) ÷ 904] x 100 = -57.08%
Formula
Percentage change = [(388 - 904) / 904] x 100
Subtract the new number by the original number
388 - 904 = -516
-516 ÷ 904 = -0.5707964601769911
-0.5707964601769911 x 100 = -57.08%