18.39% is the change from 647 to 766
Calculation steps:
[( 766 - 647 ) ÷ 647] x 100 = 18.39%
Formula
Percentage change = [(766 - 647) / 647] x 100
Subtract the new number by the original number
766 - 647 = 119
119 ÷ 647 = 0.1839258114374034
0.1839258114374034 x 100 = 18.39%