290.29% is the change from 206 to 804
Calculation steps:
[( 804 - 206 ) ÷ 206] x 100 = 290.29%
Formula
Percentage change = [(804 - 206) / 206] x 100
Subtract the new number by the original number
804 - 206 = 598
598 ÷ 206 = 2.9029126213592233
2.9029126213592233 x 100 = 290.29%