19.51% is the change from 779 to 931
Calculation steps:
[( 931 - 779 ) ÷ 779] x 100 = 19.51%
Formula
Percentage change = [(931 - 779) / 779] x 100
Subtract the new number by the original number
931 - 779 = 152
152 ÷ 779 = 0.1951219512195122
0.1951219512195122 x 100 = 19.51%