-13.94% is the change from 940 to 809
Calculation steps:
[( 809 - 940 ) ÷ 940] x 100 = -13.94%
Formula
Percentage change = [(809 - 940) / 940] x 100
Subtract the new number by the original number
809 - 940 = -131
-131 ÷ 940 = -0.13936170212765958
-0.13936170212765958 x 100 = -13.94%