15.89% is the change from 661 to 766
Calculation steps:
[( 766 - 661 ) ÷ 661] x 100 = 15.89%
Formula
Percentage change = [(766 - 661) / 661] x 100
Subtract the new number by the original number
766 - 661 = 105
105 ÷ 661 = 0.1588502269288956
0.1588502269288956 x 100 = 15.89%