12200% is the change from 7 to 861
Calculation steps:
[( 861 - 7 ) ÷ 7] x 100 = 12200%
Formula
Percentage change = [(861 - 7) / 7] x 100
Subtract the new number by the original number
861 - 7 = 854
854 ÷ 7 = 122
122 x 100 = 12200%
Example