-98.71% is the change from 697 to 9
Calculation steps:
[( 9 - 697 ) ÷ 697] x 100 = -98.71%
Formula
Percentage change = [(9 - 697) / 697] x 100
Subtract the new number by the original number
9 - 697 = -688
-688 ÷ 697 = -0.9870875179340028
-0.9870875179340028 x 100 = -98.71%