0.81% is the change from 859 to 866
Calculation steps:
[( 866 - 859 ) ÷ 859] x 100 = 0.81%
Formula
Percentage change = [(866 - 859) / 859] x 100
Subtract the new number by the original number
866 - 859 = 7
7 ÷ 859 = 0.008149010477299184
0.008149010477299184 x 100 = 0.81%