-67.88% is the change from 794 to 255
Calculation steps:
[( 255 - 794 ) ÷ 794] x 100 = -67.88%
Formula
Percentage change = [(255 - 794) / 794] x 100
Subtract the new number by the original number
255 - 794 = -539
-539 ÷ 794 = -0.6788413098236776
-0.6788413098236776 x 100 = -67.88%