509.26% is the change from 54 to 329
Calculation steps:
[( 329 - 54 ) ÷ 54] x 100 = 509.26%
Formula
Percentage change = [(329 - 54) / 54] x 100
Subtract the new number by the original number
329 - 54 = 275
275 ÷ 54 = 5.092592592592593
5.092592592592593 x 100 = 509.26%