-6.41% is the change from 842 to 788
Calculation steps:
[( 788 - 842 ) ÷ 842] x 100 = -6.41%
Formula
Percentage change = [(788 - 842) / 842] x 100
Subtract the new number by the original number
788 - 842 = -54
-54 ÷ 842 = -0.06413301662707839
-0.06413301662707839 x 100 = -6.41%