-26.98% is the change from 845 to 617
Calculation steps:
[( 617 - 845 ) ÷ 845] x 100 = -26.98%
Formula
Percentage change = [(617 - 845) / 845] x 100
Subtract the new number by the original number
617 - 845 = -228
-228 ÷ 845 = -0.2698224852071006
-0.2698224852071006 x 100 = -26.98%