To follow a hyperlink in a document, the user will need to <span>press the Ctrl key while clicking the mouse. </span>The 'Use CTRL<span> + </span>Click to follow hyperlink' check box must be selected found i<span>n the </span>Word Options<span> dialog box, on the </span>Advanced<span> tab, under </span>Editing options.
If you mean Excel formula sum(c5:c18) in cell c19 will show <span>c. the total of cells c5 to c18 will appear in cell c19. It's simple operation that simplyfies counting different values.</span>