-53.2% is the change from 812 to 380
Calculation steps:
[( 380 - 812 ) ÷ 812] x 100 = -53.2%
Formula
Percentage change = [(380 - 812) / 812] x 100
Subtract the new number by the original number
380 - 812 = -432
-432 ÷ 812 = -0.5320197044334976
-0.5320197044334976 x 100 = -53.2%