-72.8% is the change from 842 to 229
Calculation steps:
[( 229 - 842 ) ÷ 842] x 100 = -72.8%
Formula
Percentage change = [(229 - 842) / 842] x 100
Subtract the new number by the original number
229 - 842 = -613
-613 ÷ 842 = -0.7280285035629454
-0.7280285035629454 x 100 = -72.8%