15.08% is the change from 597 to 687
Calculation steps:
[( 687 - 597 ) ÷ 597] x 100 = 15.08%
Formula
Percentage change = [(687 - 597) / 597] x 100
Subtract the new number by the original number
687 - 597 = 90
90 ÷ 597 = 0.1507537688442211
0.1507537688442211 x 100 = 15.08%