12.82% is the change from 866 to 977
Calculation steps:
[( 977 - 866 ) ÷ 866] x 100 = 12.82%
Formula
Percentage change = [(977 - 866) / 866] x 100
Subtract the new number by the original number
977 - 866 = 111
111 ÷ 866 = 0.12817551963048499
0.12817551963048499 x 100 = 12.82%