$4.$ Go to the Traditional IRA worksheet. Unprotect the worksheet so you can make changes to the contents.

$5.$ The cells in the range D$3$:D$14$ have defined names, but one could be clearer, another is unnecessary, and one is missing. Delete the Monthly$\_$Contribution $($cell D$10)$ defined name because it will not be used in a calculation. $[$Mac Hint: Delete the existing defined name "Match" and add the new defined name.$]$ Edit the name assigned to cell D$6$ to use Employer$\_$Match as the defined name, which clarifies the contents of the cell. Use Future$\_$Value as the name assigned to cell D$14$ so you can use the name in formulas.