75.82% is the change from 273 to 480
Calculation steps:
[( 480 - 273 ) ÷ 273] x 100 = 75.82%
Formula
Percentage change = [(480 - 273) / 273] x 100
Subtract the new number by the original number
480 - 273 = 207
207 ÷ 273 = 0.7582417582417582
0.7582417582417582 x 100 = 75.82%