7555.56% is the change from 9 to 689
Calculation steps:
[( 689 - 9 ) ÷ 9] x 100 = 7555.56%
Formula
Percentage change = [(689 - 9) / 9] x 100
Subtract the new number by the original number
689 - 9 = 680
680 ÷ 9 = 75.55555555555556
75.55555555555556 x 100 = 7555.56%