17.58% is the change from 768 to 903
Calculation steps:
[( 903 - 768 ) ÷ 768] x 100 = 17.58%
Formula
Percentage change = [(903 - 768) / 768] x 100
Subtract the new number by the original number
903 - 768 = 135
135 ÷ 768 = 0.17578125
0.17578125 x 100 = 17.58%