459.26% is the change from 81 to 453
Calculation steps:
[( 453 - 81 ) ÷ 81] x 100 = 459.26%
Formula
Percentage change = [(453 - 81) / 81] x 100
Subtract the new number by the original number
453 - 81 = 372
372 ÷ 81 = 4.592592592592593
4.592592592592593 x 100 = 459.26%