15.55% is the change from 508 to 587
Calculation steps:
[( 587 - 508 ) ÷ 508] x 100 = 15.55%
Formula
Percentage change = [(587 - 508) / 508] x 100
Subtract the new number by the original number
587 - 508 = 79
79 ÷ 508 = 0.15551181102362205
0.15551181102362205 x 100 = 15.55%