-42.89% is the change from 998 to 570
Calculation steps:
[( 570 - 998 ) ÷ 998] x 100 = -42.89%
Formula
Percentage change = [(570 - 998) / 998] x 100
Subtract the new number by the original number
570 - 998 = -428
-428 ÷ 998 = -0.4288577154308617
-0.4288577154308617 x 100 = -42.89%