-4.12% is the change from 340 to 326
Calculation steps:
[( 326 - 340 ) ÷ 340] x 100 = -4.12%
Formula
Percentage change = [(326 - 340) / 340] x 100
Subtract the new number by the original number
326 - 340 = -14
-14 ÷ 340 = -0.041176470588235294
-0.041176470588235294 x 100 = -4.12%