-68.04% is the change from 801 to 256
Calculation steps:
[( 256 - 801 ) ÷ 801] x 100 = -68.04%
Formula
Percentage change = [(256 - 801) / 801] x 100
Subtract the new number by the original number
256 - 801 = -545
-545 ÷ 801 = -0.6803995006242197
-0.6803995006242197 x 100 = -68.04%