324.39% is the change from 82 to 348
Calculation steps:
[( 348 - 82 ) ÷ 82] x 100 = 324.39%
Formula
Percentage change = [(348 - 82) / 82] x 100
Subtract the new number by the original number
348 - 82 = 266
266 ÷ 82 = 3.2439024390243905
3.2439024390243905 x 100 = 324.39%