15.78% is the change from 507 to 587
Calculation steps:
[( 587 - 507 ) ÷ 507] x 100 = 15.78%
Formula
Percentage change = [(587 - 507) / 507] x 100
Subtract the new number by the original number
587 - 507 = 80
80 ÷ 507 = 0.15779092702169625
0.15779092702169625 x 100 = 15.78%