71.33% is the change from 279 to 478
Calculation steps:
[( 478 - 279 ) ÷ 279] x 100 = 71.33%
Formula
Percentage change = [(478 - 279) / 279] x 100
Subtract the new number by the original number
478 - 279 = 199
199 ÷ 279 = 0.7132616487455197
0.7132616487455197 x 100 = 71.33%