-42.83% is the change from 906 to 518
Calculation steps:
[( 518 - 906 ) ÷ 906] x 100 = -42.83%
Formula
Percentage change = [(518 - 906) / 906] x 100
Subtract the new number by the original number
518 - 906 = -388
-388 ÷ 906 = -0.4282560706401766
-0.4282560706401766 x 100 = -42.83%