-9.64% is the change from 851 to 769
Calculation steps:
[( 769 - 851 ) ÷ 851] x 100 = -9.64%
Formula
Percentage change = [(769 - 851) / 851] x 100
Subtract the new number by the original number
769 - 851 = -82
-82 ÷ 851 = -0.0963572267920094
-0.0963572267920094 x 100 = -9.64%