-53.97% is the change from 819 to 377
Calculation steps:
[( 377 - 819 ) ÷ 819] x 100 = -53.97%
Formula
Percentage change = [(377 - 819) / 819] x 100
Subtract the new number by the original number
377 - 819 = -442
-442 ÷ 819 = -0.5396825396825397
-0.5396825396825397 x 100 = -53.97%