-97.4% is the change from 845 to 22
Calculation steps:
[( 22 - 845 ) ÷ 845] x 100 = -97.4%
Formula
Percentage change = [(22 - 845) / 845] x 100
Subtract the new number by the original number
22 - 845 = -823
-823 ÷ 845 = -0.9739644970414201
-0.9739644970414201 x 100 = -97.4%