-93.81% is the change from 323 to 20
Calculation steps:
[( 20 - 323 ) ÷ 323] x 100 = -93.81%
Formula
Percentage change = [(20 - 323) / 323] x 100
Subtract the new number by the original number
20 - 323 = -303
-303 ÷ 323 = -0.9380804953560371
-0.9380804953560371 x 100 = -93.81%