18.15% is the change from 507 to 599
Calculation steps:
[( 599 - 507 ) ÷ 507] x 100 = 18.15%
Formula
Percentage change = [(599 - 507) / 507] x 100
Subtract the new number by the original number
599 - 507 = 92
92 ÷ 507 = 0.1814595660749507
0.1814595660749507 x 100 = 18.15%