523.29% is the change from 73 to 455
Calculation steps:
[( 455 - 73 ) ÷ 73] x 100 = 523.29%
Formula
Percentage change = [(455 - 73) / 73] x 100
Subtract the new number by the original number
455 - 73 = 382
382 ÷ 73 = 5.232876712328767
5.232876712328767 x 100 = 523.29%