-10.83% is the change from 859 to 766
Calculation steps:
[( 766 - 859 ) ÷ 859] x 100 = -10.83%
Formula
Percentage change = [(766 - 859) / 859] x 100
Subtract the new number by the original number
766 - 859 = -93
-93 ÷ 859 = -0.10826542491268917
-0.10826542491268917 x 100 = -10.83%