-88.69% is the change from 796 to 90
Calculation steps:
[( 90 - 796 ) ÷ 796] x 100 = -88.69%
Formula
Percentage change = [(90 - 796) / 796] x 100
Subtract the new number by the original number
90 - 796 = -706
-706 ÷ 796 = -0.8869346733668342
-0.8869346733668342 x 100 = -88.69%