20.83% is the change from 768 to 928
Calculation steps:
[( 928 - 768 ) ÷ 768] x 100 = 20.83%
Formula
Percentage change = [(928 - 768) / 768] x 100
Subtract the new number by the original number
928 - 768 = 160
160 ÷ 768 = 0.20833333333333334
0.20833333333333334 x 100 = 20.83%