-99.75% is the change from 814 to 2
Calculation steps:
[( 2 - 814 ) ÷ 814] x 100 = -99.75%
Formula
Percentage change = [(2 - 814) / 814] x 100
Subtract the new number by the original number
2 - 814 = -812
-812 ÷ 814 = -0.9975429975429976
-0.9975429975429976 x 100 = -99.75%