-3.23% is the change from 589 to 570
Calculation steps:
[( 570 - 589 ) ÷ 589] x 100 = -3.23%
Formula
Percentage change = [(570 - 589) / 589] x 100
Subtract the new number by the original number
570 - 589 = -19
-19 ÷ 589 = -0.03225806451612903
-0.03225806451612903 x 100 = -3.23%