81.52% is the change from 330 to 599
Calculation steps:
[( 599 - 330 ) ÷ 330] x 100 = 81.52%
Formula
Percentage change = [(599 - 330) / 330] x 100
Subtract the new number by the original number
599 - 330 = 269
269 ÷ 330 = 0.8151515151515152
0.8151515151515152 x 100 = 81.52%