-43.51% is the change from 609 to 344
Calculation steps:
[( 344 - 609 ) ÷ 609] x 100 = -43.51%
Formula
Percentage change = [(344 - 609) / 609] x 100
Subtract the new number by the original number
344 - 609 = -265
-265 ÷ 609 = -0.4351395730706076
-0.4351395730706076 x 100 = -43.51%