-14.56% is the change from 570 to 487
Calculation steps:
[( 487 - 570 ) ÷ 570] x 100 = -14.56%
Formula
Percentage change = [(487 - 570) / 570] x 100
Subtract the new number by the original number
487 - 570 = -83
-83 ÷ 570 = -0.1456140350877193
-0.1456140350877193 x 100 = -14.56%