-49.42% is the change from 773 to 391
Calculation steps:
[( 391 - 773 ) ÷ 773] x 100 = -49.42%
Formula
Percentage change = [(391 - 773) / 773] x 100
Subtract the new number by the original number
391 - 773 = -382
-382 ÷ 773 = -0.49417852522639066
-0.49417852522639066 x 100 = -49.42%