-99.34% is the change from 454 to 3
Calculation steps:
[( 3 - 454 ) ÷ 454] x 100 = -99.34%
Formula
Percentage change = [(3 - 454) / 454] x 100
Subtract the new number by the original number
3 - 454 = -451
-451 ÷ 454 = -0.9933920704845814
-0.9933920704845814 x 100 = -99.34%