-29.4% is the change from 864 to 610
Calculation steps:
[( 610 - 864 ) ÷ 864] x 100 = -29.4%
Formula
Percentage change = [(610 - 864) / 864] x 100
Subtract the new number by the original number
610 - 864 = -254
-254 ÷ 864 = -0.29398148148148145
-0.29398148148148145 x 100 = -29.4%