517.56% is the change from 131 to 809
Calculation steps:
[( 809 - 131 ) ÷ 131] x 100 = 517.56%
Formula
Percentage change = [(809 - 131) / 131] x 100
Subtract the new number by the original number
809 - 131 = 678
678 ÷ 131 = 5.175572519083969
5.175572519083969 x 100 = 517.56%