-29.8% is the change from 869 to 610
Calculation steps:
[( 610 - 869 ) ÷ 869] x 100 = -29.8%
Formula
Percentage change = [(610 - 869) / 869] x 100
Subtract the new number by the original number
610 - 869 = -259
-259 ÷ 869 = -0.29804372842347526
-0.29804372842347526 x 100 = -29.8%