-17.13% is the change from 327 to 271
Calculation steps:
[( 271 - 327 ) ÷ 327] x 100 = -17.13%
Formula
Percentage change = [(271 - 327) / 327] x 100
Subtract the new number by the original number
271 - 327 = -56
-56 ÷ 327 = -0.1712538226299694
-0.1712538226299694 x 100 = -17.13%