152.28% is the change from 329 to 830
Calculation steps:
[( 830 - 329 ) ÷ 329] x 100 = 152.28%
Formula
Percentage change = [(830 - 329) / 329] x 100
Subtract the new number by the original number
830 - 329 = 501
501 ÷ 329 = 1.5227963525835866
1.5227963525835866 x 100 = 152.28%