-86.48% is the change from 806 to 109
Calculation steps:
[( 109 - 806 ) ÷ 806] x 100 = -86.48%
Formula
Percentage change = [(109 - 806) / 806] x 100
Subtract the new number by the original number
109 - 806 = -697
-697 ÷ 806 = -0.8647642679900744
-0.8647642679900744 x 100 = -86.48%