-41.75% is the change from 879 to 512
Calculation steps:
[( 512 - 879 ) ÷ 879] x 100 = -41.75%
Formula
Percentage change = [(512 - 879) / 879] x 100
Subtract the new number by the original number
512 - 879 = -367
-367 ÷ 879 = -0.41751990898748575
-0.41751990898748575 x 100 = -41.75%