-84.64% is the change from 879 to 135
Calculation steps:
[( 135 - 879 ) ÷ 879] x 100 = -84.64%
Formula
Percentage change = [(135 - 879) / 879] x 100
Subtract the new number by the original number
135 - 879 = -744
-744 ÷ 879 = -0.8464163822525598
-0.8464163822525598 x 100 = -84.64%