13.13% is the change from 777 to 879
Calculation steps:
[( 879 - 777 ) ÷ 777] x 100 = 13.13%
Formula
Percentage change = [(879 - 777) / 777] x 100
Subtract the new number by the original number
879 - 777 = 102
102 ÷ 777 = 0.13127413127413126
0.13127413127413126 x 100 = 13.13%