-3.94% is the change from 838 to 805
Calculation steps:
[( 805 - 838 ) ÷ 838] x 100 = -3.94%
Formula
Percentage change = [(805 - 838) / 838] x 100
Subtract the new number by the original number
805 - 838 = -33
-33 ÷ 838 = -0.03937947494033413
-0.03937947494033413 x 100 = -3.94%