81.06% is the change from 264 to 478
Calculation steps:
[( 478 - 264 ) ÷ 264] x 100 = 81.06%
Formula
Percentage change = [(478 - 264) / 264] x 100
Subtract the new number by the original number
478 - 264 = 214
214 ÷ 264 = 0.8106060606060606
0.8106060606060606 x 100 = 81.06%