-56.51% is the change from 814 to 354
Calculation steps:
[( 354 - 814 ) ÷ 814] x 100 = -56.51%
Formula
Percentage change = [(354 - 814) / 814] x 100
Subtract the new number by the original number
354 - 814 = -460
-460 ÷ 814 = -0.5651105651105651
-0.5651105651105651 x 100 = -56.51%