-53.47% is the change from 821 to 382
Calculation steps:
[( 382 - 821 ) ÷ 821] x 100 = -53.47%
Formula
Percentage change = [(382 - 821) / 821] x 100
Subtract the new number by the original number
382 - 821 = -439
-439 ÷ 821 = -0.5347137637028014
-0.5347137637028014 x 100 = -53.47%