-3.16% is the change from 570 to 552
Calculation steps:
[( 552 - 570 ) ÷ 570] x 100 = -3.16%
Formula
Percentage change = [(552 - 570) / 570] x 100
Subtract the new number by the original number
552 - 570 = -18
-18 ÷ 570 = -0.031578947368421054
-0.031578947368421054 x 100 = -3.16%