-99.07% is the change from 322 to 3
Calculation steps:
[( 3 - 322 ) ÷ 322] x 100 = -99.07%
Formula
Percentage change = [(3 - 322) / 322] x 100
Subtract the new number by the original number
3 - 322 = -319
-319 ÷ 322 = -0.9906832298136646
-0.9906832298136646 x 100 = -99.07%