12.62% is the change from 642 to 723
Calculation steps:
[( 723 - 642 ) ÷ 642] x 100 = 12.62%
Formula
Percentage change = [(723 - 642) / 642] x 100
Subtract the new number by the original number
723 - 642 = 81
81 ÷ 642 = 0.1261682242990654
0.1261682242990654 x 100 = 12.62%