-73.6% is the change from 322 to 85
Calculation steps:
[( 85 - 322 ) ÷ 322] x 100 = -73.6%
Formula
Percentage change = [(85 - 322) / 322] x 100
Subtract the new number by the original number
85 - 322 = -237
-237 ÷ 322 = -0.7360248447204969
-0.7360248447204969 x 100 = -73.6%