-5.2% is the change from 327 to 310
Calculation steps:
[( 310 - 327 ) ÷ 327] x 100 = -5.2%
Formula
Percentage change = [(310 - 327) / 327] x 100
Subtract the new number by the original number
310 - 327 = -17
-17 ÷ 327 = -0.05198776758409786
-0.05198776758409786 x 100 = -5.2%