-69.83% is the change from 842 to 254
Calculation steps:
[( 254 - 842 ) ÷ 842] x 100 = -69.83%
Formula
Percentage change = [(254 - 842) / 842] x 100
Subtract the new number by the original number
254 - 842 = -588
-588 ÷ 842 = -0.6983372921615202
-0.6983372921615202 x 100 = -69.83%