-53.03% is the change from 826 to 388
Calculation steps:
[( 388 - 826 ) ÷ 826] x 100 = -53.03%
Formula
Percentage change = [(388 - 826) / 826] x 100
Subtract the new number by the original number
388 - 826 = -438
-438 ÷ 826 = -0.5302663438256658
-0.5302663438256658 x 100 = -53.03%