391.35% is the change from 104 to 511
Calculation steps:
[( 511 - 104 ) ÷ 104] x 100 = 391.35%
Formula
Percentage change = [(511 - 104) / 104] x 100
Subtract the new number by the original number
511 - 104 = 407
407 ÷ 104 = 3.9134615384615383
3.9134615384615383 x 100 = 391.35%