-94.15% is the change from 872 to 51
Calculation steps:
[( 51 - 872 ) ÷ 872] x 100 = -94.15%
Formula
Percentage change = [(51 - 872) / 872] x 100
Subtract the new number by the original number
51 - 872 = -821
-821 ÷ 872 = -0.9415137614678899
-0.9415137614678899 x 100 = -94.15%