-18.34% is the change from 845 to 690
Calculation steps:
[( 690 - 845 ) ÷ 845] x 100 = -18.34%
Formula
Percentage change = [(690 - 845) / 845] x 100
Subtract the new number by the original number
690 - 845 = -155
-155 ÷ 845 = -0.1834319526627219
-0.1834319526627219 x 100 = -18.34%