-81.02% is the change from 859 to 163
Calculation steps:
[( 163 - 859 ) ÷ 859] x 100 = -81.02%
Formula
Percentage change = [(163 - 859) / 859] x 100
Subtract the new number by the original number
163 - 859 = -696
-696 ÷ 859 = -0.810244470314319
-0.810244470314319 x 100 = -81.02%