12342.86% is the change from 7 to 871
Calculation steps:
[( 871 - 7 ) ÷ 7] x 100 = 12342.86%
Formula
Percentage change = [(871 - 7) / 7] x 100
Subtract the new number by the original number
871 - 7 = 864
864 ÷ 7 = 123.42857142857143
123.42857142857143 x 100 = 12342.86%