15.4% is the change from 779 to 899
Calculation steps:
[( 899 - 779 ) ÷ 779] x 100 = 15.4%
Formula
Percentage change = [(899 - 779) / 779] x 100
Subtract the new number by the original number
899 - 779 = 120
120 ÷ 779 = 0.1540436456996149
0.1540436456996149 x 100 = 15.4%