-65.79% is the change from 649 to 222
Calculation steps:
[( 222 - 649 ) ÷ 649] x 100 = -65.79%
Formula
Percentage change = [(222 - 649) / 649] x 100
Subtract the new number by the original number
222 - 649 = -427
-427 ÷ 649 = -0.6579352850539292
-0.6579352850539292 x 100 = -65.79%