-25.93% is the change from 428 to 317
Calculation steps:
[( 317 - 428 ) ÷ 428] x 100 = -25.93%
Formula
Percentage change = [(317 - 428) / 428] x 100
Subtract the new number by the original number
317 - 428 = -111
-111 ÷ 428 = -0.25934579439252337
-0.25934579439252337 x 100 = -25.93%