-66.03% is the change from 842 to 286
Calculation steps:
[( 286 - 842 ) ÷ 842] x 100 = -66.03%
Formula
Percentage change = [(286 - 842) / 842] x 100
Subtract the new number by the original number
286 - 842 = -556
-556 ÷ 842 = -0.6603325415676959
-0.6603325415676959 x 100 = -66.03%