-3.26% is the change from 337 to 326
Calculation steps:
[( 326 - 337 ) ÷ 337] x 100 = -3.26%
Formula
Percentage change = [(326 - 337) / 337] x 100
Subtract the new number by the original number
326 - 337 = -11
-11 ÷ 337 = -0.032640949554896145
-0.032640949554896145 x 100 = -3.26%