-35.03% is the change from 628 to 408
Calculation steps:
[( 408 - 628 ) ÷ 628] x 100 = -35.03%
Formula
Percentage change = [(408 - 628) / 628] x 100
Subtract the new number by the original number
408 - 628 = -220
-220 ÷ 628 = -0.3503184713375796
-0.3503184713375796 x 100 = -35.03%