7511.11% is the change from 9 to 685
Calculation steps:
[( 685 - 9 ) ÷ 9] x 100 = 7511.11%
Formula
Percentage change = [(685 - 9) / 9] x 100
Subtract the new number by the original number
685 - 9 = 676
676 ÷ 9 = 75.11111111111111
75.11111111111111 x 100 = 7511.11%