-49.58% is the change from 950 to 479
Calculation steps:
[( 479 - 950 ) ÷ 950] x 100 = -49.58%
Formula
Percentage change = [(479 - 950) / 950] x 100
Subtract the new number by the original number
479 - 950 = -471
-471 ÷ 950 = -0.4957894736842105
-0.4957894736842105 x 100 = -49.58%