-94.02% is the change from 870 to 52
Calculation steps:
[( 52 - 870 ) ÷ 870] x 100 = -94.02%
Formula
Percentage change = [(52 - 870) / 870] x 100
Subtract the new number by the original number
52 - 870 = -818
-818 ÷ 870 = -0.9402298850574713
-0.9402298850574713 x 100 = -94.02%