-68.26% is the change from 649 to 206
Calculation steps:
[( 206 - 649 ) ÷ 649] x 100 = -68.26%
Formula
Percentage change = [(206 - 649) / 649] x 100
Subtract the new number by the original number
206 - 649 = -443
-443 ÷ 649 = -0.6825885978428351
-0.6825885978428351 x 100 = -68.26%