-99.09% is the change from 767 to 7
Calculation steps:
[( 7 - 767 ) ÷ 767] x 100 = -99.09%
Formula
Percentage change = [(7 - 767) / 767] x 100
Subtract the new number by the original number
7 - 767 = -760
-760 ÷ 767 = -0.9908735332464146
-0.9908735332464146 x 100 = -99.09%