-54.97% is the change from 764 to 344
Calculation steps:
[( 344 - 764 ) ÷ 764] x 100 = -54.97%
Formula
Percentage change = [(344 - 764) / 764] x 100
Subtract the new number by the original number
344 - 764 = -420
-420 ÷ 764 = -0.5497382198952879
-0.5497382198952879 x 100 = -54.97%