-0.73% is the change from 818 to 812
Calculation steps:
[( 812 - 818 ) ÷ 818] x 100 = -0.73%
Formula
Percentage change = [(812 - 818) / 818] x 100
Subtract the new number by the original number
812 - 818 = -6
-6 ÷ 818 = -0.007334963325183374
-0.007334963325183374 x 100 = -0.73%