-39.14% is the change from 879 to 535
Calculation steps:
[( 535 - 879 ) ÷ 879] x 100 = -39.14%
Formula
Percentage change = [(535 - 879) / 879] x 100
Subtract the new number by the original number
535 - 879 = -344
-344 ÷ 879 = -0.391353811149033
-0.391353811149033 x 100 = -39.14%