-53.51% is the change from 811 to 377
Calculation steps:
[( 377 - 811 ) ÷ 811] x 100 = -53.51%
Formula
Percentage change = [(377 - 811) / 811] x 100
Subtract the new number by the original number
377 - 811 = -434
-434 ÷ 811 = -0.5351418002466092
-0.5351418002466092 x 100 = -53.51%