-28.87% is the change from 672 to 478
Calculation steps:
[( 478 - 672 ) ÷ 672] x 100 = -28.87%
Formula
Percentage change = [(478 - 672) / 672] x 100
Subtract the new number by the original number
478 - 672 = -194
-194 ÷ 672 = -0.28869047619047616
-0.28869047619047616 x 100 = -28.87%