2.08% is the change from 866 to 884
Calculation steps:
[( 884 - 866 ) ÷ 866] x 100 = 2.08%
Formula
Percentage change = [(884 - 866) / 866] x 100
Subtract the new number by the original number
884 - 866 = 18
18 ÷ 866 = 0.020785219399538105
0.020785219399538105 x 100 = 2.08%