208.74% is the change from 206 to 636
Calculation steps:
[( 636 - 206 ) ÷ 206] x 100 = 208.74%
Formula
Percentage change = [(636 - 206) / 206] x 100
Subtract the new number by the original number
636 - 206 = 430
430 ÷ 206 = 2.087378640776699
2.087378640776699 x 100 = 208.74%