-17.53% is the change from 873 to 720
Calculation steps:
[( 720 - 873 ) ÷ 873] x 100 = -17.53%
Formula
Percentage change = [(720 - 873) / 873] x 100
Subtract the new number by the original number
720 - 873 = -153
-153 ÷ 873 = -0.17525773195876287
-0.17525773195876287 x 100 = -17.53%