-80.28% is the change from 872 to 172
Calculation steps:
[( 172 - 872 ) ÷ 872] x 100 = -80.28%
Formula
Percentage change = [(172 - 872) / 872] x 100
Subtract the new number by the original number
172 - 872 = -700
-700 ÷ 872 = -0.8027522935779816
-0.8027522935779816 x 100 = -80.28%