15.38% is the change from 663 to 765
Calculation steps:
[( 765 - 663 ) ÷ 663] x 100 = 15.38%
Formula
Percentage change = [(765 - 663) / 663] x 100
Subtract the new number by the original number
765 - 663 = 102
102 ÷ 663 = 0.15384615384615385
0.15384615384615385 x 100 = 15.38%