-38.35% is the change from 558 to 344
Calculation steps:
[( 344 - 558 ) ÷ 558] x 100 = -38.35%
Formula
Percentage change = [(344 - 558) / 558] x 100
Subtract the new number by the original number
344 - 558 = -214
-214 ÷ 558 = -0.3835125448028674
-0.3835125448028674 x 100 = -38.35%