15.56% is the change from 771 to 891
Calculation steps:
[( 891 - 771 ) ÷ 771] x 100 = 15.56%
Formula
Percentage change = [(891 - 771) / 771] x 100
Subtract the new number by the original number
891 - 771 = 120
120 ÷ 771 = 0.1556420233463035
0.1556420233463035 x 100 = 15.56%