204.31% is the change from 209 to 636
Calculation steps:
[( 636 - 209 ) ÷ 209] x 100 = 204.31%
Formula
Percentage change = [(636 - 209) / 209] x 100
Subtract the new number by the original number
636 - 209 = 427
427 ÷ 209 = 2.0430622009569377
2.0430622009569377 x 100 = 204.31%