302.07% is the change from 145 to 583
Calculation steps:
[( 583 - 145 ) ÷ 145] x 100 = 302.07%
Formula
Percentage change = [(583 - 145) / 145] x 100
Subtract the new number by the original number
583 - 145 = 438
438 ÷ 145 = 3.0206896551724136
3.0206896551724136 x 100 = 302.07%