624.07% is the change from 54 to 391
Calculation steps:
[( 391 - 54 ) ÷ 54] x 100 = 624.07%
Formula
Percentage change = [(391 - 54) / 54] x 100
Subtract the new number by the original number
391 - 54 = 337
337 ÷ 54 = 6.2407407407407405
6.2407407407407405 x 100 = 624.07%