338.55% is the change from 83 to 364
Calculation steps:
[( 364 - 83 ) ÷ 83] x 100 = 338.55%
Formula
Percentage change = [(364 - 83) / 83] x 100
Subtract the new number by the original number
364 - 83 = 281
281 ÷ 83 = 3.3855421686746987
3.3855421686746987 x 100 = 338.55%