-55.1% is the change from 873 to 392
Calculation steps:
[( 392 - 873 ) ÷ 873] x 100 = -55.1%
Formula
Percentage change = [(392 - 873) / 873] x 100
Subtract the new number by the original number
392 - 873 = -481
-481 ÷ 873 = -0.5509736540664376
-0.5509736540664376 x 100 = -55.1%