-62.72% is the change from 397 to 148
Calculation steps:
[( 148 - 397 ) ÷ 397] x 100 = -62.72%
Formula
Percentage change = [(148 - 397) / 397] x 100
Subtract the new number by the original number
148 - 397 = -249
-249 ÷ 397 = -0.6272040302267002
-0.6272040302267002 x 100 = -62.72%