-82.31% is the change from 814 to 144
Calculation steps:
[( 144 - 814 ) ÷ 814] x 100 = -82.31%
Formula
Percentage change = [(144 - 814) / 814] x 100
Subtract the new number by the original number
144 - 814 = -670
-670 ÷ 814 = -0.8230958230958231
-0.8230958230958231 x 100 = -82.31%