-52.21% is the change from 950 to 454
Calculation steps:
[( 454 - 950 ) ÷ 950] x 100 = -52.21%
Formula
Percentage change = [(454 - 950) / 950] x 100
Subtract the new number by the original number
454 - 950 = -496
-496 ÷ 950 = -0.5221052631578947
-0.5221052631578947 x 100 = -52.21%