152.45% is the change from 204 to 515
Calculation steps:
[( 515 - 204 ) ÷ 204] x 100 = 152.45%
Formula
Percentage change = [(515 - 204) / 204] x 100
Subtract the new number by the original number
515 - 204 = 311
311 ÷ 204 = 1.5245098039215685
1.5245098039215685 x 100 = 152.45%