-73.29% is the change from 906 to 242
Calculation steps:
[( 242 - 906 ) ÷ 906] x 100 = -73.29%
Formula
Percentage change = [(242 - 906) / 906] x 100
Subtract the new number by the original number
242 - 906 = -664
-664 ÷ 906 = -0.7328918322295805
-0.7328918322295805 x 100 = -73.29%