-99.38% is the change from 323 to 2
Calculation steps:
[( 2 - 323 ) ÷ 323] x 100 = -99.38%
Formula
Percentage change = [(2 - 323) / 323] x 100
Subtract the new number by the original number
2 - 323 = -321
-321 ÷ 323 = -0.9938080495356038
-0.9938080495356038 x 100 = -99.38%