203.92% is the change from 204 to 620
Calculation steps:
[( 620 - 204 ) ÷ 204] x 100 = 203.92%
Formula
Percentage change = [(620 - 204) / 204] x 100
Subtract the new number by the original number
620 - 204 = 416
416 ÷ 204 = 2.0392156862745097
2.0392156862745097 x 100 = 203.92%