-3.81% is the change from 341 to 328
Calculation steps:
[( 328 - 341 ) ÷ 341] x 100 = -3.81%
Formula
Percentage change = [(328 - 341) / 341] x 100
Subtract the new number by the original number
328 - 341 = -13
-13 ÷ 341 = -0.03812316715542522
-0.03812316715542522 x 100 = -3.81%