51.23% is the change from 408 to 617
Calculation steps:
[( 617 - 408 ) ÷ 408] x 100 = 51.23%
Formula
Percentage change = [(617 - 408) / 408] x 100
Subtract the new number by the original number
617 - 408 = 209
209 ÷ 408 = 0.5122549019607843
0.5122549019607843 x 100 = 51.23%