-28.88% is the change from 322 to 229
Calculation steps:
[( 229 - 322 ) ÷ 322] x 100 = -28.88%
Formula
Percentage change = [(229 - 322) / 322] x 100
Subtract the new number by the original number
229 - 322 = -93
-93 ÷ 322 = -0.2888198757763975
-0.2888198757763975 x 100 = -28.88%