-95.41% is the change from 458 to 21
Calculation steps:
[( 21 - 458 ) ÷ 458] x 100 = -95.41%
Formula
Percentage change = [(21 - 458) / 458] x 100
Subtract the new number by the original number
21 - 458 = -437
-437 ÷ 458 = -0.9541484716157205
-0.9541484716157205 x 100 = -95.41%