-58.72% is the change from 814 to 336
Calculation steps:
[( 336 - 814 ) ÷ 814] x 100 = -58.72%
Formula
Percentage change = [(336 - 814) / 814] x 100
Subtract the new number by the original number
336 - 814 = -478
-478 ÷ 814 = -0.5872235872235873
-0.5872235872235873 x 100 = -58.72%