-71.6% is the change from 852 to 242
Calculation steps:
[( 242 - 852 ) ÷ 852] x 100 = -71.6%
Formula
Percentage change = [(242 - 852) / 852] x 100
Subtract the new number by the original number
242 - 852 = -610
-610 ÷ 852 = -0.715962441314554
-0.715962441314554 x 100 = -71.6%