-95.29% is the change from 870 to 41
Calculation steps:
[( 41 - 870 ) ÷ 870] x 100 = -95.29%
Formula
Percentage change = [(41 - 870) / 870] x 100
Subtract the new number by the original number
41 - 870 = -829
-829 ÷ 870 = -0.9528735632183908
-0.9528735632183908 x 100 = -95.29%