-0.12% is the change from 826 to 825
Calculation steps:
[( 825 - 826 ) ÷ 826] x 100 = -0.12%
Formula
Percentage change = [(825 - 826) / 826] x 100
Subtract the new number by the original number
825 - 826 = -1
-1 ÷ 826 = -0.0012106537530266344
-0.0012106537530266344 x 100 = -0.12%