-96.54% is the change from 635 to 22
Calculation steps:
[( 22 - 635 ) ÷ 635] x 100 = -96.54%
Formula
Percentage change = [(22 - 635) / 635] x 100
Subtract the new number by the original number
22 - 635 = -613
-613 ÷ 635 = -0.9653543307086614
-0.9653543307086614 x 100 = -96.54%