-8.19% is the change from 842 to 773
Calculation steps:
[( 773 - 842 ) ÷ 842] x 100 = -8.19%
Formula
Percentage change = [(773 - 842) / 842] x 100
Subtract the new number by the original number
773 - 842 = -69
-69 ÷ 842 = -0.08194774346793349
-0.08194774346793349 x 100 = -8.19%