-3.67% is the change from 845 to 814
Calculation steps:
[( 814 - 845 ) ÷ 845] x 100 = -3.67%
Formula
Percentage change = [(814 - 845) / 845] x 100
Subtract the new number by the original number
814 - 845 = -31
-31 ÷ 845 = -0.036686390532544376
-0.036686390532544376 x 100 = -3.67%