-4.14% is the change from 845 to 810
Calculation steps:
[( 810 - 845 ) ÷ 845] x 100 = -4.14%
Formula
Percentage change = [(810 - 845) / 845] x 100
Subtract the new number by the original number
810 - 845 = -35
-35 ÷ 845 = -0.04142011834319527
-0.04142011834319527 x 100 = -4.14%