-75.95% is the change from 873 to 210
Calculation steps:
[( 210 - 873 ) ÷ 873] x 100 = -75.95%
Formula
Percentage change = [(210 - 873) / 873] x 100
Subtract the new number by the original number
210 - 873 = -663
-663 ÷ 873 = -0.7594501718213058
-0.7594501718213058 x 100 = -75.95%