-28.78% is the change from 893 to 636
Calculation steps:
[( 636 - 893 ) ÷ 893] x 100 = -28.78%
Formula
Percentage change = [(636 - 893) / 893] x 100
Subtract the new number by the original number
636 - 893 = -257
-257 ÷ 893 = -0.2877939529675252
-0.2877939529675252 x 100 = -28.78%