-84.16% is the change from 966 to 153
Calculation steps:
[( 153 - 966 ) ÷ 966] x 100 = -84.16%
Formula
Percentage change = [(153 - 966) / 966] x 100
Subtract the new number by the original number
153 - 966 = -813
-813 ÷ 966 = -0.8416149068322981
-0.8416149068322981 x 100 = -84.16%