-87.05% is the change from 950 to 123
Calculation steps:
[( 123 - 950 ) ÷ 950] x 100 = -87.05%
Formula
Percentage change = [(123 - 950) / 950] x 100
Subtract the new number by the original number
123 - 950 = -827
-827 ÷ 950 = -0.8705263157894737
-0.8705263157894737 x 100 = -87.05%