-5.14% is the change from 662 to 628
Calculation steps:
[( 628 - 662 ) ÷ 662] x 100 = -5.14%
Formula
Percentage change = [(628 - 662) / 662] x 100
Subtract the new number by the original number
628 - 662 = -34
-34 ÷ 662 = -0.0513595166163142
-0.0513595166163142 x 100 = -5.14%