-42.82% is the change from 836 to 478
Calculation steps:
[( 478 - 836 ) ÷ 836] x 100 = -42.82%
Formula
Percentage change = [(478 - 836) / 836] x 100
Subtract the new number by the original number
478 - 836 = -358
-358 ÷ 836 = -0.42822966507177035
-0.42822966507177035 x 100 = -42.82%