-50.57% is the change from 696 to 344
Calculation steps:
[( 344 - 696 ) ÷ 696] x 100 = -50.57%
Formula
Percentage change = [(344 - 696) / 696] x 100
Subtract the new number by the original number
344 - 696 = -352
-352 ÷ 696 = -0.5057471264367817
-0.5057471264367817 x 100 = -50.57%