-93.22% is the change from 398 to 27
Calculation steps:
[( 27 - 398 ) ÷ 398] x 100 = -93.22%
Formula
Percentage change = [(27 - 398) / 398] x 100
Subtract the new number by the original number
27 - 398 = -371
-371 ÷ 398 = -0.9321608040201005
-0.9321608040201005 x 100 = -93.22%