You can sum a series of numbers in Excel manually or automatically using the AutoSum tool in the ribbon. Both methods will always give you the same result, so you can use whichever one is more ...

Microsoft Excel stores dates as sequential serial numbers ... A30), and you want to calculate the sum of the last 7 days' ...

Every Excel expert knows how to navigate without a mouse and how to format data using keyboard shortcuts. But do you know how to insert a sum without typing the formula? Have you struggled to ...

While Microsoft Excel is one of the most powerful spreadsheet ... Common examples of Excel functions include SUM, AVERAGE, ...