58.32% is the change from 511 to 809
Calculation steps:
[( 809 - 511 ) ÷ 511] x 100 = 58.32%
Formula
Percentage change = [(809 - 511) / 511] x 100
Subtract the new number by the original number
809 - 511 = 298
298 ÷ 511 = 0.5831702544031311
0.5831702544031311 x 100 = 58.32%