-57.14% is the change from 819 to 351
Calculation steps:
[( 351 - 819 ) ÷ 819] x 100 = -57.14%
Formula
Percentage change = [(351 - 819) / 819] x 100
Subtract the new number by the original number
351 - 819 = -468
-468 ÷ 819 = -0.5714285714285714
-0.5714285714285714 x 100 = -57.14%