-57.79% is the change from 950 to 401
Calculation steps:
[( 401 - 950 ) ÷ 950] x 100 = -57.79%
Formula
Percentage change = [(401 - 950) / 950] x 100
Subtract the new number by the original number
401 - 950 = -549
-549 ÷ 950 = -0.5778947368421052
-0.5778947368421052 x 100 = -57.79%