-53.56% is the change from 870 to 404
Calculation steps:
[( 404 - 870 ) ÷ 870] x 100 = -53.56%
Formula
Percentage change = [(404 - 870) / 870] x 100
Subtract the new number by the original number
404 - 870 = -466
-466 ÷ 870 = -0.535632183908046
-0.535632183908046 x 100 = -53.56%