-3.24% is the change from 895 to 866
Calculation steps:
[( 866 - 895 ) ÷ 895] x 100 = -3.24%
Formula
Percentage change = [(866 - 895) / 895] x 100
Subtract the new number by the original number
866 - 895 = -29
-29 ÷ 895 = -0.03240223463687151
-0.03240223463687151 x 100 = -3.24%