-71.07% is the change from 885 to 256
Calculation steps:
[( 256 - 885 ) ÷ 885] x 100 = -71.07%
Formula
Percentage change = [(256 - 885) / 885] x 100
Subtract the new number by the original number
256 - 885 = -629
-629 ÷ 885 = -0.7107344632768362
-0.7107344632768362 x 100 = -71.07%