-51.21% is the change from 619 to 302
Calculation steps:
[( 302 - 619 ) ÷ 619] x 100 = -51.21%
Formula
Percentage change = [(302 - 619) / 619] x 100
Subtract the new number by the original number
302 - 619 = -317
-317 ÷ 619 = -0.5121163166397416
-0.5121163166397416 x 100 = -51.21%