152.73% is the change from 330 to 834
Calculation steps:
[( 834 - 330 ) ÷ 330] x 100 = 152.73%
Formula
Percentage change = [(834 - 330) / 330] x 100
Subtract the new number by the original number
834 - 330 = 504
504 ÷ 330 = 1.5272727272727273
1.5272727272727273 x 100 = 152.73%