-94.39% is the change from 428 to 24
Calculation steps:
[( 24 - 428 ) ÷ 428] x 100 = -94.39%
Formula
Percentage change = [(24 - 428) / 428] x 100
Subtract the new number by the original number
24 - 428 = -404
-404 ÷ 428 = -0.9439252336448598
-0.9439252336448598 x 100 = -94.39%