-32.3% is the change from 322 to 218
Calculation steps:
[( 218 - 322 ) ÷ 322] x 100 = -32.3%
Formula
Percentage change = [(218 - 322) / 322] x 100
Subtract the new number by the original number
218 - 322 = -104
-104 ÷ 322 = -0.32298136645962733
-0.32298136645962733 x 100 = -32.3%