An optimization problem is one where you have to make the best decision (choose the best investments, minimize your company’s costs, find the class schedule with the fewest morning classes, or so on).

Excel can solve equations through several of its mathematical functions, but the single Excel tool that works on the largest variety of equations is the program's Solver Add-in. This tool reads an ...

The MOD function in Microsoft Excel lets you work out whether one number is divisible by another. If it's not, it tells you what's left over. For example, if you divide 3 by 2, the MOD function will ...