57.37% is the change from 509 to 801
Calculation steps:
[( 801 - 509 ) ÷ 509] x 100 = 57.37%
Formula
Percentage change = [(801 - 509) / 509] x 100
Subtract the new number by the original number
801 - 509 = 292
292 ÷ 509 = 0.5736738703339882
0.5736738703339882 x 100 = 57.37%