-9.77% is the change from 696 to 628
Calculation steps:
[( 628 - 696 ) ÷ 696] x 100 = -9.77%
Formula
Percentage change = [(628 - 696) / 696] x 100
Subtract the new number by the original number
628 - 696 = -68
-68 ÷ 696 = -0.09770114942528736
-0.09770114942528736 x 100 = -9.77%