50.98% is the change from 408 to 616
Calculation steps:
[( 616 - 408 ) ÷ 408] x 100 = 50.98%
Formula
Percentage change = [(616 - 408) / 408] x 100
Subtract the new number by the original number
616 - 408 = 208
208 ÷ 408 = 0.5098039215686274
0.5098039215686274 x 100 = 50.98%