475.93% is the change from 54 to 311
Calculation steps:
[( 311 - 54 ) ÷ 54] x 100 = 475.93%
Formula
Percentage change = [(311 - 54) / 54] x 100
Subtract the new number by the original number
311 - 54 = 257
257 ÷ 54 = 4.7592592592592595
4.7592592592592595 x 100 = 475.93%