727.27% is the change from 55 to 455
Calculation steps:
[( 455 - 55 ) ÷ 55] x 100 = 727.27%
Formula
Percentage change = [(455 - 55) / 55] x 100
Subtract the new number by the original number
455 - 55 = 400
400 ÷ 55 = 7.2727272727272725
7.2727272727272725 x 100 = 727.27%