52.96% is the change from 406 to 621
Calculation steps:
[( 621 - 406 ) ÷ 406] x 100 = 52.96%
Formula
Percentage change = [(621 - 406) / 406] x 100
Subtract the new number by the original number
621 - 406 = 215
215 ÷ 406 = 0.5295566502463054
0.5295566502463054 x 100 = 52.96%