-60.84% is the change from 812 to 318
Calculation steps:
[( 318 - 812 ) ÷ 812] x 100 = -60.84%
Formula
Percentage change = [(318 - 812) / 812] x 100
Subtract the new number by the original number
318 - 812 = -494
-494 ÷ 812 = -0.6083743842364532
-0.6083743842364532 x 100 = -60.84%