729.09% is the change from 55 to 456
Calculation steps:
[( 456 - 55 ) ÷ 55] x 100 = 729.09%
Formula
Percentage change = [(456 - 55) / 55] x 100
Subtract the new number by the original number
456 - 55 = 401
401 ÷ 55 = 7.290909090909091
7.290909090909091 x 100 = 729.09%