-71.83% is the change from 859 to 242
Calculation steps:
[( 242 - 859 ) ÷ 859] x 100 = -71.83%
Formula
Percentage change = [(242 - 859) / 859] x 100
Subtract the new number by the original number
242 - 859 = -617
-617 ÷ 859 = -0.7182770663562281
-0.7182770663562281 x 100 = -71.83%