-87.16% is the change from 966 to 124
Calculation steps:
[( 124 - 966 ) ÷ 966] x 100 = -87.16%
Formula
Percentage change = [(124 - 966) / 966] x 100
Subtract the new number by the original number
124 - 966 = -842
-842 ÷ 966 = -0.8716356107660456
-0.8716356107660456 x 100 = -87.16%