-20.92% is the change from 650 to 514
Calculation steps:
[( 514 - 650 ) ÷ 650] x 100 = -20.92%
Formula
Percentage change = [(514 - 650) / 650] x 100
Subtract the new number by the original number
514 - 650 = -136
-136 ÷ 650 = -0.20923076923076922
-0.20923076923076922 x 100 = -20.92%