245.52% is the change from 145 to 501
Calculation steps:
[( 501 - 145 ) ÷ 145] x 100 = 245.52%
Formula
Percentage change = [(501 - 145) / 145] x 100
Subtract the new number by the original number
501 - 145 = 356
356 ÷ 145 = 2.4551724137931035
2.4551724137931035 x 100 = 245.52%