-73.02% is the change from 897 to 242
Calculation steps:
[( 242 - 897 ) ÷ 897] x 100 = -73.02%
Formula
Percentage change = [(242 - 897) / 897] x 100
Subtract the new number by the original number
242 - 897 = -655
-655 ÷ 897 = -0.7302118171683389
-0.7302118171683389 x 100 = -73.02%