100.49% is the change from 205 to 411
Calculation steps:
[( 411 - 205 ) ÷ 205] x 100 = 100.49%
Formula
Percentage change = [(411 - 205) / 205] x 100
Subtract the new number by the original number
411 - 205 = 206
206 ÷ 205 = 1.0048780487804878
1.0048780487804878 x 100 = 100.49%