11.68% is the change from 642 to 717
Calculation steps:
[( 717 - 642 ) ÷ 642] x 100 = 11.68%
Formula
Percentage change = [(717 - 642) / 642] x 100
Subtract the new number by the original number
717 - 642 = 75
75 ÷ 642 = 0.11682242990654206
0.11682242990654206 x 100 = 11.68%