-28.79% is the change from 778 to 554
Calculation steps:
[( 554 - 778 ) ÷ 778] x 100 = -28.79%
Formula
Percentage change = [(554 - 778) / 778] x 100
Subtract the new number by the original number
554 - 778 = -224
-224 ÷ 778 = -0.2879177377892031
-0.2879177377892031 x 100 = -28.79%