-42.53% is the change from 609 to 350
Calculation steps:
[( 350 - 609 ) ÷ 609] x 100 = -42.53%
Formula
Percentage change = [(350 - 609) / 609] x 100
Subtract the new number by the original number
350 - 609 = -259
-259 ÷ 609 = -0.42528735632183906
-0.42528735632183906 x 100 = -42.53%