-0.86% is the change from 812 to 805
Calculation steps:
[( 805 - 812 ) ÷ 812] x 100 = -0.86%
Formula
Percentage change = [(805 - 812) / 812] x 100
Subtract the new number by the original number
805 - 812 = -7
-7 ÷ 812 = -0.008620689655172414
-0.008620689655172414 x 100 = -0.86%