19.9% is the change from 779 to 934
Calculation steps:
[( 934 - 779 ) ÷ 779] x 100 = 19.9%
Formula
Percentage change = [(934 - 779) / 779] x 100
Subtract the new number by the original number
934 - 779 = 155
155 ÷ 779 = 0.19897304236200256
0.19897304236200256 x 100 = 19.9%