-39.29% is the change from 397 to 241
Calculation steps:
[( 241 - 397 ) ÷ 397] x 100 = -39.29%
Formula
Percentage change = [(241 - 397) / 397] x 100
Subtract the new number by the original number
241 - 397 = -156
-156 ÷ 397 = -0.3929471032745592
-0.3929471032745592 x 100 = -39.29%