477.78% is the change from 54 to 312
Calculation steps:
[( 312 - 54 ) ÷ 54] x 100 = 477.78%
Formula
Percentage change = [(312 - 54) / 54] x 100
Subtract the new number by the original number
312 - 54 = 258
258 ÷ 54 = 4.777777777777778
4.777777777777778 x 100 = 477.78%