-9.78% is the change from 859 to 775
Calculation steps:
[( 775 - 859 ) ÷ 859] x 100 = -9.78%
Formula
Percentage change = [(775 - 859) / 859] x 100
Subtract the new number by the original number
775 - 859 = -84
-84 ÷ 859 = -0.09778812572759023
-0.09778812572759023 x 100 = -9.78%