-82.99% is the change from 635 to 108
Calculation steps:
[( 108 - 635 ) ÷ 635] x 100 = -82.99%
Formula
Percentage change = [(108 - 635) / 635] x 100
Subtract the new number by the original number
108 - 635 = -527
-527 ÷ 635 = -0.8299212598425196
-0.8299212598425196 x 100 = -82.99%