-63.22% is the change from 397 to 146
Calculation steps:
[( 146 - 397 ) ÷ 397] x 100 = -63.22%
Formula
Percentage change = [(146 - 397) / 397] x 100
Subtract the new number by the original number
146 - 397 = -251
-251 ÷ 397 = -0.6322418136020151
-0.6322418136020151 x 100 = -63.22%