-53.36% is the change from 864 to 403
Calculation steps:
[( 403 - 864 ) ÷ 864] x 100 = -53.36%
Formula
Percentage change = [(403 - 864) / 864] x 100
Subtract the new number by the original number
403 - 864 = -461
-461 ÷ 864 = -0.5335648148148148
-0.5335648148148148 x 100 = -53.36%