-32.3% is the change from 870 to 589
Calculation steps:
[( 589 - 870 ) ÷ 870] x 100 = -32.3%
Formula
Percentage change = [(589 - 870) / 870] x 100
Subtract the new number by the original number
589 - 870 = -281
-281 ÷ 870 = -0.32298850574712645
-0.32298850574712645 x 100 = -32.3%