114.9% is the change from 255 to 548
Calculation steps:
[( 548 - 255 ) ÷ 255] x 100 = 114.9%
Formula
Percentage change = [(548 - 255) / 255] x 100
Subtract the new number by the original number
548 - 255 = 293
293 ÷ 255 = 1.1490196078431372
1.1490196078431372 x 100 = 114.9%