309.59% is the change from 146 to 598
Calculation steps:
[( 598 - 146 ) ÷ 146] x 100 = 309.59%
Formula
Percentage change = [(598 - 146) / 146] x 100
Subtract the new number by the original number
598 - 146 = 452
452 ÷ 146 = 3.095890410958904
3.095890410958904 x 100 = 309.59%