12.26% is the change from 775 to 870
Calculation steps:
[( 870 - 775 ) ÷ 775] x 100 = 12.26%
Formula
Percentage change = [(870 - 775) / 775] x 100
Subtract the new number by the original number
870 - 775 = 95
95 ÷ 775 = 0.12258064516129032
0.12258064516129032 x 100 = 12.26%