-73.29% is the change from 322 to 86
Calculation steps:
[( 86 - 322 ) ÷ 322] x 100 = -73.29%
Formula
Percentage change = [(86 - 322) / 322] x 100
Subtract the new number by the original number
86 - 322 = -236
-236 ÷ 322 = -0.7329192546583851
-0.7329192546583851 x 100 = -73.29%