-25.58% is the change from 778 to 579
Calculation steps:
[( 579 - 778 ) ÷ 778] x 100 = -25.58%
Formula
Percentage change = [(579 - 778) / 778] x 100
Subtract the new number by the original number
579 - 778 = -199
-199 ÷ 778 = -0.25578406169665807
-0.25578406169665807 x 100 = -25.58%