-89.67% is the change from 397 to 41
Calculation steps:
[( 41 - 397 ) ÷ 397] x 100 = -89.67%
Formula
Percentage change = [(41 - 397) / 397] x 100
Subtract the new number by the original number
41 - 397 = -356
-356 ÷ 397 = -0.8967254408060453
-0.8967254408060453 x 100 = -89.67%