-20.8% is the change from 649 to 514
Calculation steps:
[( 514 - 649 ) ÷ 649] x 100 = -20.8%
Formula
Percentage change = [(514 - 649) / 649] x 100
Subtract the new number by the original number
514 - 649 = -135
-135 ÷ 649 = -0.20801232665639446
-0.20801232665639446 x 100 = -20.8%