-60.71% is the change from 812 to 319
Calculation steps:
[( 319 - 812 ) ÷ 812] x 100 = -60.71%
Formula
Percentage change = [(319 - 812) / 812] x 100
Subtract the new number by the original number
319 - 812 = -493
-493 ÷ 812 = -0.6071428571428571
-0.6071428571428571 x 100 = -60.71%