-0.91% is the change from 330 to 327
Calculation steps:
[( 327 - 330 ) ÷ 330] x 100 = -0.91%
Formula
Percentage change = [(327 - 330) / 330] x 100
Subtract the new number by the original number
327 - 330 = -3
-3 ÷ 330 = -0.00909090909090909
-0.00909090909090909 x 100 = -0.91%