-68.39% is the change from 851 to 269
Calculation steps:
[( 269 - 851 ) ÷ 851] x 100 = -68.39%
Formula
Percentage change = [(269 - 851) / 851] x 100
Subtract the new number by the original number
269 - 851 = -582
-582 ÷ 851 = -0.6839012925969448
-0.6839012925969448 x 100 = -68.39%