-91.24% is the change from 845 to 74
Calculation steps:
[( 74 - 845 ) ÷ 845] x 100 = -91.24%
Formula
Percentage change = [(74 - 845) / 845] x 100
Subtract the new number by the original number
74 - 845 = -771
-771 ÷ 845 = -0.9124260355029585
-0.9124260355029585 x 100 = -91.24%