11457.14% is the change from 7 to 809
Calculation steps:
[( 809 - 7 ) ÷ 7] x 100 = 11457.14%
Formula
Percentage change = [(809 - 7) / 7] x 100
Subtract the new number by the original number
809 - 7 = 802
802 ÷ 7 = 114.57142857142857
114.57142857142857 x 100 = 11457.14%