-82.25% is the change from 845 to 150
Calculation steps:
[( 150 - 845 ) ÷ 845] x 100 = -82.25%
Formula
Percentage change = [(150 - 845) / 845] x 100
Subtract the new number by the original number
150 - 845 = -695
-695 ÷ 845 = -0.8224852071005917
-0.8224852071005917 x 100 = -82.25%