305.83% is the change from 206 to 836
Calculation steps:
[( 836 - 206 ) ÷ 206] x 100 = 305.83%
Formula
Percentage change = [(836 - 206) / 206] x 100
Subtract the new number by the original number
836 - 206 = 630
630 ÷ 206 = 3.058252427184466
3.058252427184466 x 100 = 305.83%