491.18% is the change from 136 to 804
Calculation steps:
[( 804 - 136 ) ÷ 136] x 100 = 491.18%
Formula
Percentage change = [(804 - 136) / 136] x 100
Subtract the new number by the original number
804 - 136 = 668
668 ÷ 136 = 4.911764705882353
4.911764705882353 x 100 = 491.18%