-2.3% is the change from 826 to 807
Calculation steps:
[( 807 - 826 ) ÷ 826] x 100 = -2.3%
Formula
Percentage change = [(807 - 826) / 826] x 100
Subtract the new number by the original number
807 - 826 = -19
-19 ÷ 826 = -0.023002421307506054
-0.023002421307506054 x 100 = -2.3%