-87.58% is the change from 966 to 120
Calculation steps:
[( 120 - 966 ) ÷ 966] x 100 = -87.58%
Formula
Percentage change = [(120 - 966) / 966] x 100
Subtract the new number by the original number
120 - 966 = -846
-846 ÷ 966 = -0.8757763975155279
-0.8757763975155279 x 100 = -87.58%