9742.86% is the change from 7 to 689
Calculation steps:
[( 689 - 7 ) ÷ 7] x 100 = 9742.86%
Formula
Percentage change = [(689 - 7) / 7] x 100
Subtract the new number by the original number
689 - 7 = 682
682 ÷ 7 = 97.42857142857143
97.42857142857143 x 100 = 9742.86%