-48.42% is the change from 981 to 506
Calculation steps:
[( 506 - 981 ) ÷ 981] x 100 = -48.42%
Formula
Percentage change = [(506 - 981) / 981] x 100
Subtract the new number by the original number
506 - 981 = -475
-475 ÷ 981 = -0.4841997961264016
-0.4841997961264016 x 100 = -48.42%