72.73% is the change from 330 to 570
Calculation steps:
[( 570 - 330 ) ÷ 330] x 100 = 72.73%
Formula
Percentage change = [(570 - 330) / 330] x 100
Subtract the new number by the original number
570 - 330 = 240
240 ÷ 330 = 0.7272727272727273
0.7272727272727273 x 100 = 72.73%