5677.78% is the change from 9 to 520
Calculation steps:
[( 520 - 9 ) ÷ 9] x 100 = 5677.78%
Formula
Percentage change = [(520 - 9) / 9] x 100
Subtract the new number by the original number
520 - 9 = 511
511 ÷ 9 = 56.77777777777778
56.77777777777778 x 100 = 5677.78%