-82.37% is the change from 845 to 149
Calculation steps:
[( 149 - 845 ) ÷ 845] x 100 = -82.37%
Formula
Percentage change = [(149 - 845) / 845] x 100
Subtract the new number by the original number
149 - 845 = -696
-696 ÷ 845 = -0.8236686390532545
-0.8236686390532545 x 100 = -82.37%