-84.68% is the change from 966 to 148
Calculation steps:
[( 148 - 966 ) ÷ 966] x 100 = -84.68%
Formula
Percentage change = [(148 - 966) / 966] x 100
Subtract the new number by the original number
148 - 966 = -818
-818 ÷ 966 = -0.8467908902691511
-0.8467908902691511 x 100 = -84.68%