23.04% is the change from 408 to 502
Calculation steps:
[( 502 - 408 ) ÷ 408] x 100 = 23.04%
Formula
Percentage change = [(502 - 408) / 408] x 100
Subtract the new number by the original number
502 - 408 = 94
94 ÷ 408 = 0.23039215686274508
0.23039215686274508 x 100 = 23.04%