-71.82% is the change from 809 to 228
Calculation steps:
[( 228 - 809 ) ÷ 809] x 100 = -71.82%
Formula
Percentage change = [(228 - 809) / 809] x 100
Subtract the new number by the original number
228 - 809 = -581
-581 ÷ 809 = -0.7181705809641533
-0.7181705809641533 x 100 = -71.82%