-87.37% is the change from 966 to 122
Calculation steps:
[( 122 - 966 ) ÷ 966] x 100 = -87.37%
Formula
Percentage change = [(122 - 966) / 966] x 100
Subtract the new number by the original number
122 - 966 = -844
-844 ÷ 966 = -0.8737060041407867
-0.8737060041407867 x 100 = -87.37%