-4.89% is the change from 879 to 836
Calculation steps:
[( 836 - 879 ) ÷ 879] x 100 = -4.89%
Formula
Percentage change = [(836 - 879) / 879] x 100
Subtract the new number by the original number
836 - 879 = -43
-43 ÷ 879 = -0.048919226393629126
-0.048919226393629126 x 100 = -4.89%