-11.59% is the change from 397 to 351
Calculation steps:
[( 351 - 397 ) ÷ 397] x 100 = -11.59%
Formula
Percentage change = [(351 - 397) / 397] x 100
Subtract the new number by the original number
351 - 397 = -46
-46 ÷ 397 = -0.11586901763224182
-0.11586901763224182 x 100 = -11.59%