396.12% is the change from 103 to 511
Calculation steps:
[( 511 - 103 ) ÷ 103] x 100 = 396.12%
Formula
Percentage change = [(511 - 103) / 103] x 100
Subtract the new number by the original number
511 - 103 = 408
408 ÷ 103 = 3.9611650485436893
3.9611650485436893 x 100 = 396.12%