-55.03% is the change from 765 to 344
Calculation steps:
[( 344 - 765 ) ÷ 765] x 100 = -55.03%
Formula
Percentage change = [(344 - 765) / 765] x 100
Subtract the new number by the original number
344 - 765 = -421
-421 ÷ 765 = -0.550326797385621
-0.550326797385621 x 100 = -55.03%