Question

demonstrate with the help of an example how will you add in excel​

Answer 1

Answer:

is it from computer science

Answer 2

Answer:

Add or remove an Excel add-in

Click the File tab, click Options, and then click the Add-Ins category.

In the Manage box, click Excel Add-ins, and then click Go. The Add-Ins dialog box appears.

In the Add-Ins available box, select the check box next to the add-in that you want to activate, and then click OK.

If you need to sum a column or row of numbers, let Excel do the math for you. Select a cell next to the numbers you want to sum, click AutoSum on the Home tab, press Enter, and you're done. When you click AutoSum, Excel automatically enters a formula (that uses the SUM function) to sum the numbers.

Enter the SUM function manually to sum a column In Excel

Click on the cell in your table where you want to see the total of the selected cells.

Enter =sum( to this selected cell.

Now select the range with the numbers you want to total and press Enter on your keyboard. Tip.

To insert new cells, rows, or columns in an Excel worksheet, follow these steps: Select the cells, rows, or columns where you want the new, blank cells to appear. Click the drop-down arrow attached to the Insert button in the Cells group of the Home tab. Click Insert Cells on the drop-down menu.

Explanation: