-93.68% is the change from 649 to 41
Calculation steps:
[( 41 - 649 ) ÷ 649] x 100 = -93.68%
Formula
Percentage change = [(41 - 649) / 649] x 100
Subtract the new number by the original number
41 - 649 = -608
-608 ÷ 649 = -0.9368258859784283
-0.9368258859784283 x 100 = -93.68%