23.73% is the change from 510 to 631
Calculation steps:
[( 631 - 510 ) ÷ 510] x 100 = 23.73%
Formula
Percentage change = [(631 - 510) / 510] x 100
Subtract the new number by the original number
631 - 510 = 121
121 ÷ 510 = 0.2372549019607843
0.2372549019607843 x 100 = 23.73%