6422.22% is the change from 9 to 587
Calculation steps:
[( 587 - 9 ) ÷ 9] x 100 = 6422.22%
Formula
Percentage change = [(587 - 9) / 9] x 100
Subtract the new number by the original number
587 - 9 = 578
578 ÷ 9 = 64.22222222222223
64.22222222222223 x 100 = 6422.22%