-13.19% is the change from 326 to 283
Calculation steps:
[( 283 - 326 ) ÷ 326] x 100 = -13.19%
Formula
Percentage change = [(283 - 326) / 326] x 100
Subtract the new number by the original number
283 - 326 = -43
-43 ÷ 326 = -0.13190184049079753
-0.13190184049079753 x 100 = -13.19%