-64.38% is the change from 873 to 311
Calculation steps:
[( 311 - 873 ) ÷ 873] x 100 = -64.38%
Formula
Percentage change = [(311 - 873) / 873] x 100
Subtract the new number by the original number
311 - 873 = -562
-562 ÷ 873 = -0.6437571592210768
-0.6437571592210768 x 100 = -64.38%