-40.87% is the change from 876 to 518
Calculation steps:
[( 518 - 876 ) ÷ 876] x 100 = -40.87%
Formula
Percentage change = [(518 - 876) / 876] x 100
Subtract the new number by the original number
518 - 876 = -358
-358 ÷ 876 = -0.408675799086758
-0.408675799086758 x 100 = -40.87%