58.55% is the change from 509 to 807
Calculation steps:
[( 807 - 509 ) ÷ 509] x 100 = 58.55%
Formula
Percentage change = [(807 - 509) / 509] x 100
Subtract the new number by the original number
807 - 509 = 298
298 ÷ 509 = 0.5854616895874263
0.5854616895874263 x 100 = 58.55%