Stock on the new york stock exchange opened at 52$ on Monday morning. The table shows the store's value change for each day that week. What was the stock worth at the close of business on Friday?


SOLUTION:
To get the value of the stock at the close of business on Friday, we get the initial value and add the whole daily changes to it;
[tex]\begin{gathered} 52-2+1+3-1-4 \\ \\ =\text{ \$}49 \end{gathered}[/tex]Therefore, on the close of business on Friday, the stock was worth $49