-8.85% is the change from 689 to 628
Calculation steps:
[( 628 - 689 ) ÷ 689] x 100 = -8.85%
Formula
Percentage change = [(628 - 689) / 689] x 100
Subtract the new number by the original number
628 - 689 = -61
-61 ÷ 689 = -0.08853410740203194
-0.08853410740203194 x 100 = -8.85%