-40.38% is the change from 577 to 344
Calculation steps:
[( 344 - 577 ) ÷ 577] x 100 = -40.38%
Formula
Percentage change = [(344 - 577) / 577] x 100
Subtract the new number by the original number
344 - 577 = -233
-233 ÷ 577 = -0.4038128249566724
-0.4038128249566724 x 100 = -40.38%