396.08% is the change from 102 to 506
Calculation steps:
[( 506 - 102 ) ÷ 102] x 100 = 396.08%
Formula
Percentage change = [(506 - 102) / 102] x 100
Subtract the new number by the original number
506 - 102 = 404
404 ÷ 102 = 3.9607843137254903
3.9607843137254903 x 100 = 396.08%