-10.24% is the change from 859 to 771
Calculation steps:
[( 771 - 859 ) ÷ 859] x 100 = -10.24%
Formula
Percentage change = [(771 - 859) / 859] x 100
Subtract the new number by the original number
771 - 859 = -88
-88 ÷ 859 = -0.10244470314318975
-0.10244470314318975 x 100 = -10.24%