-76.89% is the change from 809 to 187
Calculation steps:
[( 187 - 809 ) ÷ 809] x 100 = -76.89%
Formula
Percentage change = [(187 - 809) / 809] x 100
Subtract the new number by the original number
187 - 809 = -622
-622 ÷ 809 = -0.7688504326328801
-0.7688504326328801 x 100 = -76.89%