-10.59% is the change from 859 to 768
Calculation steps:
[( 768 - 859 ) ÷ 859] x 100 = -10.59%
Formula
Percentage change = [(768 - 859) / 859] x 100
Subtract the new number by the original number
768 - 859 = -91
-91 ÷ 859 = -0.10593713620488941
-0.10593713620488941 x 100 = -10.59%