-15.65% is the change from 939 to 792
Calculation steps:
[( 792 - 939 ) ÷ 939] x 100 = -15.65%
Formula
Percentage change = [(792 - 939) / 939] x 100
Subtract the new number by the original number
792 - 939 = -147
-147 ÷ 939 = -0.15654952076677317
-0.15654952076677317 x 100 = -15.65%