9357.14% is the change from 7 to 662
Calculation steps:
[( 662 - 7 ) ÷ 7] x 100 = 9357.14%
Formula
Percentage change = [(662 - 7) / 7] x 100
Subtract the new number by the original number
662 - 7 = 655
655 ÷ 7 = 93.57142857142857
93.57142857142857 x 100 = 9357.14%