-57.79% is the change from 777 to 328
Calculation steps:
[( 328 - 777 ) ÷ 777] x 100 = -57.79%
Formula
Percentage change = [(328 - 777) / 777] x 100
Subtract the new number by the original number
328 - 777 = -449
-449 ÷ 777 = -0.5778635778635779
-0.5778635778635779 x 100 = -57.79%