72.86% is the change from 280 to 484
Calculation steps:
[( 484 - 280 ) ÷ 280] x 100 = 72.86%
Formula
Percentage change = [(484 - 280) / 280] x 100
Subtract the new number by the original number
484 - 280 = 204
204 ÷ 280 = 0.7285714285714285
0.7285714285714285 x 100 = 72.86%