-49.49% is the change from 778 to 393
Calculation steps:
[( 393 - 778 ) ÷ 778] x 100 = -49.49%
Formula
Percentage change = [(393 - 778) / 778] x 100
Subtract the new number by the original number
393 - 778 = -385
-385 ÷ 778 = -0.4948586118251928
-0.4948586118251928 x 100 = -49.49%