-10.59% is the change from 85 to 76
Calculation steps:
[( 76 - 85 ) ÷ 85] x 100 = -10.59%
Formula
Percentage change = [(76 - 85) / 85] x 100
Subtract the new number by the original number
76 - 85 = -9
-9 ÷ 85 = -0.10588235294117647
-0.10588235294117647 x 100 = -10.59%