28.15% is the change from 508 to 651
Calculation steps:
[( 651 - 508 ) ÷ 508] x 100 = 28.15%
Formula
Percentage change = [(651 - 508) / 508] x 100
Subtract the new number by the original number
651 - 508 = 143
143 ÷ 508 = 0.281496062992126
0.281496062992126 x 100 = 28.15%