-5.23% is the change from 861 to 816
Calculation steps:
[( 816 - 861 ) ÷ 861] x 100 = -5.23%
Formula
Percentage change = [(816 - 861) / 861] x 100
Subtract the new number by the original number
816 - 861 = -45
-45 ÷ 861 = -0.05226480836236934
-0.05226480836236934 x 100 = -5.23%