-62.68% is the change from 812 to 303
Calculation steps:
[( 303 - 812 ) ÷ 812] x 100 = -62.68%
Formula
Percentage change = [(303 - 812) / 812] x 100
Subtract the new number by the original number
303 - 812 = -509
-509 ÷ 812 = -0.6268472906403941
-0.6268472906403941 x 100 = -62.68%