-67.92% is the change from 795 to 255
Calculation steps:
[( 255 - 795 ) ÷ 795] x 100 = -67.92%
Formula
Percentage change = [(255 - 795) / 795] x 100
Subtract the new number by the original number
255 - 795 = -540
-540 ÷ 795 = -0.6792452830188679
-0.6792452830188679 x 100 = -67.92%