308.97% is the change from 145 to 593
Calculation steps:
[( 593 - 145 ) ÷ 145] x 100 = 308.97%
Formula
Percentage change = [(593 - 145) / 145] x 100
Subtract the new number by the original number
593 - 145 = 448
448 ÷ 145 = 3.089655172413793
3.089655172413793 x 100 = 308.97%