-53.39% is the change from 811 to 378
Calculation steps:
[( 378 - 811 ) ÷ 811] x 100 = -53.39%
Formula
Percentage change = [(378 - 811) / 811] x 100
Subtract the new number by the original number
378 - 811 = -433
-433 ÷ 811 = -0.5339087546239211
-0.5339087546239211 x 100 = -53.39%