-98.46% is the change from 777 to 12
Calculation steps:
[( 12 - 777 ) ÷ 777] x 100 = -98.46%
Formula
Percentage change = [(12 - 777) / 777] x 100
Subtract the new number by the original number
12 - 777 = -765
-765 ÷ 777 = -0.9845559845559846
-0.9845559845559846 x 100 = -98.46%