634.55% is the change from 55 to 404
Calculation steps:
[( 404 - 55 ) ÷ 55] x 100 = 634.55%
Formula
Percentage change = [(404 - 55) / 55] x 100
Subtract the new number by the original number
404 - 55 = 349
349 ÷ 55 = 6.345454545454546
6.345454545454546 x 100 = 634.55%