-13.79% is the change from 943 to 813
Calculation steps:
[( 813 - 943 ) ÷ 943] x 100 = -13.79%
Formula
Percentage change = [(813 - 943) / 943] x 100
Subtract the new number by the original number
813 - 943 = -130
-130 ÷ 943 = -0.1378579003181336
-0.1378579003181336 x 100 = -13.79%