9671.43% is the change from 7 to 684
Calculation steps:
[( 684 - 7 ) ÷ 7] x 100 = 9671.43%
Formula
Percentage change = [(684 - 7) / 7] x 100
Subtract the new number by the original number
684 - 7 = 677
677 ÷ 7 = 96.71428571428571
96.71428571428571 x 100 = 9671.43%