-54.11% is the change from 828 to 380
Calculation steps:
[( 380 - 828 ) ÷ 828] x 100 = -54.11%
Formula
Percentage change = [(380 - 828) / 828] x 100
Subtract the new number by the original number
380 - 828 = -448
-448 ÷ 828 = -0.5410628019323671
-0.5410628019323671 x 100 = -54.11%