-96.07% is the change from 458 to 18
Calculation steps:
[( 18 - 458 ) ÷ 458] x 100 = -96.07%
Formula
Percentage change = [(18 - 458) / 458] x 100
Subtract the new number by the original number
18 - 458 = -440
-440 ÷ 458 = -0.9606986899563319
-0.9606986899563319 x 100 = -96.07%