-39.45% is the change from 327 to 198
Calculation steps:
[( 198 - 327 ) ÷ 327] x 100 = -39.45%
Formula
Percentage change = [(198 - 327) / 327] x 100
Subtract the new number by the original number
198 - 327 = -129
-129 ÷ 327 = -0.3944954128440367
-0.3944954128440367 x 100 = -39.45%