3.16% is the change from 507 to 523
Calculation steps:
[( 523 - 507 ) ÷ 507] x 100 = 3.16%
Formula
Percentage change = [(523 - 507) / 507] x 100
Subtract the new number by the original number
523 - 507 = 16
16 ÷ 507 = 0.03155818540433925
0.03155818540433925 x 100 = 3.16%