-75.36% is the change from 836 to 206
Calculation steps:
[( 206 - 836 ) ÷ 836] x 100 = -75.36%
Formula
Percentage change = [(206 - 836) / 836] x 100
Subtract the new number by the original number
206 - 836 = -630
-630 ÷ 836 = -0.7535885167464115
-0.7535885167464115 x 100 = -75.36%