15.13% is the change from 866 to 997
Calculation steps:
[( 997 - 866 ) ÷ 866] x 100 = 15.13%
Formula
Percentage change = [(997 - 866) / 866] x 100
Subtract the new number by the original number
997 - 866 = 131
131 ÷ 866 = 0.151270207852194
0.151270207852194 x 100 = 15.13%