-12.01% is the change from 966 to 850
Calculation steps:
[( 850 - 966 ) ÷ 966] x 100 = -12.01%
Formula
Percentage change = [(850 - 966) / 966] x 100
Subtract the new number by the original number
850 - 966 = -116
-116 ÷ 966 = -0.12008281573498965
-0.12008281573498965 x 100 = -12.01%