-8.69% is the change from 702 to 641
Calculation steps:
[( 641 - 702 ) ÷ 702] x 100 = -8.69%
Formula
Percentage change = [(641 - 702) / 702] x 100
Subtract the new number by the original number
641 - 702 = -61
-61 ÷ 702 = -0.0868945868945869
-0.0868945868945869 x 100 = -8.69%