-24.04% is the change from 649 to 493
Calculation steps:
[( 493 - 649 ) ÷ 649] x 100 = -24.04%
Formula
Percentage change = [(493 - 649) / 649] x 100
Subtract the new number by the original number
493 - 649 = -156
-156 ÷ 649 = -0.24036979969183359
-0.24036979969183359 x 100 = -24.04%