-47.24% is the change from 959 to 506
Calculation steps:
[( 506 - 959 ) ÷ 959] x 100 = -47.24%
Formula
Percentage change = [(506 - 959) / 959] x 100
Subtract the new number by the original number
506 - 959 = -453
-453 ÷ 959 = -0.47236704900938475
-0.47236704900938475 x 100 = -47.24%