11.5% is the change from 687 to 766
Calculation steps:
[( 766 - 687 ) ÷ 687] x 100 = 11.5%
Formula
Percentage change = [(766 - 687) / 687] x 100
Subtract the new number by the original number
766 - 687 = 79
79 ÷ 687 = 0.11499272197962154
0.11499272197962154 x 100 = 11.5%