-3.06% is the change from 327 to 317
Calculation steps:
[( 317 - 327 ) ÷ 327] x 100 = -3.06%
Formula
Percentage change = [(317 - 327) / 327] x 100
Subtract the new number by the original number
317 - 327 = -10
-10 ÷ 327 = -0.03058103975535168
-0.03058103975535168 x 100 = -3.06%