-0.83% is the change from 966 to 958
Calculation steps:
[( 958 - 966 ) ÷ 966] x 100 = -0.83%
Formula
Percentage change = [(958 - 966) / 966] x 100
Subtract the new number by the original number
958 - 966 = -8
-8 ÷ 966 = -0.008281573498964804
-0.008281573498964804 x 100 = -0.83%