-65.24% is the change from 397 to 138
Calculation steps:
[( 138 - 397 ) ÷ 397] x 100 = -65.24%
Formula
Percentage change = [(138 - 397) / 397] x 100
Subtract the new number by the original number
138 - 397 = -259
-259 ÷ 397 = -0.6523929471032746
-0.6523929471032746 x 100 = -65.24%