-68.41% is the change from 649 to 205
Calculation steps:
[( 205 - 649 ) ÷ 649] x 100 = -68.41%
Formula
Percentage change = [(205 - 649) / 649] x 100
Subtract the new number by the original number
205 - 649 = -444
-444 ÷ 649 = -0.6841294298921418
-0.6841294298921418 x 100 = -68.41%