-13.76% is the change from 378 to 326
Calculation steps:
[( 326 - 378 ) ÷ 378] x 100 = -13.76%
Formula
Percentage change = [(326 - 378) / 378] x 100
Subtract the new number by the original number
326 - 378 = -52
-52 ÷ 378 = -0.13756613756613756
-0.13756613756613756 x 100 = -13.76%