-95.86% is the change from 966 to 40
Calculation steps:
[( 40 - 966 ) ÷ 966] x 100 = -95.86%
Formula
Percentage change = [(40 - 966) / 966] x 100
Subtract the new number by the original number
40 - 966 = -926
-926 ÷ 966 = -0.9585921325051759
-0.9585921325051759 x 100 = -95.86%