-8.78% is the change from 809 to 738
Calculation steps:
[( 738 - 809 ) ÷ 809] x 100 = -8.78%
Formula
Percentage change = [(738 - 809) / 809] x 100
Subtract the new number by the original number
738 - 809 = -71
-71 ÷ 809 = -0.08776266996291718
-0.08776266996291718 x 100 = -8.78%