-22.8% is the change from 842 to 650
Calculation steps:
[( 650 - 842 ) ÷ 842] x 100 = -22.8%
Formula
Percentage change = [(650 - 842) / 842] x 100
Subtract the new number by the original number
650 - 842 = -192
-192 ÷ 842 = -0.22802850356294538
-0.22802850356294538 x 100 = -22.8%