17.47% is the change from 664 to 780
Calculation steps:
[( 780 - 664 ) ÷ 664] x 100 = 17.47%
Formula
Percentage change = [(780 - 664) / 664] x 100
Subtract the new number by the original number
780 - 664 = 116
116 ÷ 664 = 0.1746987951807229
0.1746987951807229 x 100 = 17.47%