49.51% is the change from 406 to 607
Calculation steps:
[( 607 - 406 ) ÷ 406] x 100 = 49.51%
Formula
Percentage change = [(607 - 406) / 406] x 100
Subtract the new number by the original number
607 - 406 = 201
201 ÷ 406 = 0.49507389162561577
0.49507389162561577 x 100 = 49.51%