-49.81% is the change from 773 to 388
Calculation steps:
[( 388 - 773 ) ÷ 773] x 100 = -49.81%
Formula
Percentage change = [(388 - 773) / 773] x 100
Subtract the new number by the original number
388 - 773 = -385
-385 ÷ 773 = -0.49805950840879687
-0.49805950840879687 x 100 = -49.81%