Microsoft Excel is a powerful spreadsheet program that can be used for a variety of tasks, including basic math. Here's how ...

Product IDs, serial numbers and other reference numbers require a unique identifier to avoid confusion when referencing a product or specific data point. Although you can manually enter unique numbers ...

Lists of phone numbers are very common with Microsoft Excel editors. In the case of landline and foreign phone numbers, adding the country code is important, or the caller will never be able to dial ...

You can subtract in Excel by placing a minus sign in front of any numbers you want to deduct. You can add and subtract a bunch of numbers at once using the equal sign or SUM function. You can add and ...