-29.6% is the change from 679 to 478
Calculation steps:
[( 478 - 679 ) ÷ 679] x 100 = -29.6%
Formula
Percentage change = [(478 - 679) / 679] x 100
Subtract the new number by the original number
478 - 679 = -201
-201 ÷ 679 = -0.2960235640648012
-0.2960235640648012 x 100 = -29.6%