307.32% is the change from 82 to 334
Calculation steps:
[( 334 - 82 ) ÷ 82] x 100 = 307.32%
Formula
Percentage change = [(334 - 82) / 82] x 100
Subtract the new number by the original number
334 - 82 = 252
252 ÷ 82 = 3.073170731707317
3.073170731707317 x 100 = 307.32%