Let's say you want to figure out how much bottled water that you need for a customer conference (total attendees × 4 days × 3 bottles per day) or the reimbursement travel cost for a business trip (total miles × .46). There are several ways to multiply numbers.
What do you want to do?
Multiply numbers in a cell
To do this task, use the * (asterisk) arithmetic operator.
For example, if you type the following formula in a cell:
=5*10
The cell displays the following result:
50
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Multiply a range of numbers by a number
Important This procedure replaces the numbers in the range with the result of the multiplication.
- In an empty cell, enter the number that you want to multiply by.
- Select the cell, and on the Home tab, in the Clipboard group, click Copy
.
- Select the range of numbers that you want to multiply.
- On the Home tab, in the Clipboard group, click the arrow below Paste, and then click Paste Special.
- Under Operation, click Multiply.
- Click OK.
- Delete the content of the cell entered in the first step.
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Multiply numbers in different cells by using a formula
To do this task, use the asterisk (*) operator or the PRODUCT function.
Example
The example may be easier to understand if you copy it to a blank worksheet.
How to copy an example
- Create a blank workbook or worksheet.
- Select the example in the Help topic.
Note Do not select the row or column headers.

Selecting an example from Help
- Press CTRL+C.
- In the worksheet, select cell A1, and press CTRL+V.
- To switch between viewing the results and viewing the formulas that return the results, press CTRL+` (grave accent), or on the Formulas tab, in the Formula Auditing group, click the Show Formulas button.
|
|
| A |
| Data |
| 5 |
| 15 |
| 30 |
| Formula |
Description (Result) |
| =A2*A3 |
Multiplies the numbers in the first two cells (75) |
| =PRODUCT(A2:A4) |
Multiplies all the numbers in the range (2250) |
| =PRODUCT(A2:A4,2) |
Multiplies all the numbers in the range, and 2 (4500) |
|
Function details
PRODUCT
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