11.68% is the change from 779 to 870
Calculation steps:
[( 870 - 779 ) ÷ 779] x 100 = 11.68%
Formula
Percentage change = [(870 - 779) / 779] x 100
Subtract the new number by the original number
870 - 779 = 91
91 ÷ 779 = 0.11681643132220795
0.11681643132220795 x 100 = 11.68%