15.1% is the change from 510 to 587
Calculation steps:
[( 587 - 510 ) ÷ 510] x 100 = 15.1%
Formula
Percentage change = [(587 - 510) / 510] x 100
Subtract the new number by the original number
587 - 510 = 77
77 ÷ 510 = 0.15098039215686274
0.15098039215686274 x 100 = 15.1%