148.53% is the change from 204 to 507
Calculation steps:
[( 507 - 204 ) ÷ 204] x 100 = 148.53%
Formula
Percentage change = [(507 - 204) / 204] x 100
Subtract the new number by the original number
507 - 204 = 303
303 ÷ 204 = 1.4852941176470589
1.4852941176470589 x 100 = 148.53%