-16.58% is the change from 935 to 780
Calculation steps:
[( 780 - 935 ) ÷ 935] x 100 = -16.58%
Formula
Percentage change = [(780 - 935) / 935] x 100
Subtract the new number by the original number
780 - 935 = -155
-155 ÷ 935 = -0.1657754010695187
-0.1657754010695187 x 100 = -16.58%