-8.58% is the change from 688 to 629
Calculation steps:
[( 629 - 688 ) ÷ 688] x 100 = -8.58%
Formula
Percentage change = [(629 - 688) / 688] x 100
Subtract the new number by the original number
629 - 688 = -59
-59 ÷ 688 = -0.08575581395348837
-0.08575581395348837 x 100 = -8.58%