Tip: Other languages are Google-Translated. You can visit the English version of this link.
Log in


How to add/subtract weeks to date in Excel?

In this tutorial, you can get the tricks to add n weeks to date or subtract n weeks from data in Excel.

Add/subtract weeks to date with formulas

Add/subtract weeks to date with Kutools for Excel good idea3

Office Tab Enable Tabbed Editing and Browsing in Office, and Make Your Work Much Easier...
Kutools for Excel Solves Most of Your Problems, and Increases Your Productivity by 80%
  • Reuse Anything: Add the most used or complex formulas, charts and anything else to your favorites, and quickly reuse them in the future.
  • More than 20 text features: Extract Number from Text String; Extract or Remove Part of Texts; Convert Numbers and Currencies to English Words.
  • Merge Tools: Multiple Workbooks and Sheets into One; Merge Multiple Cells/Rows/Columns Without Losing Data; Merge Duplicate Rows and Sum.
  • Split Tools: Split Data into Multiple Sheets Based on Value; One Workbook to Multiple Excel, PDF or CSV Files; One Column to Multiple Columns.
  • Paste Skipping Hidden/Filtered Rows; Count And Sum by Background Color; Send Personalized Emails to Multiple Recipients in Bulk.
  • Super Filter: Create advanced filter schemes and apply to any sheets; Sort by week, day, frequency and more; Filter by bold, formulas, comment...
  • More than 300 powerful features; Works with Office 2007-2019 and 365; Supports all languages; Easy deploying in your enterprise or organization.

There are some formulas can help you add or subtract weeks to date in Excel.

Select a blank cell and type this formula =A1+7*2 into it, press Enter key and drag autofill handle over the cells which you need to apply this formula. See screenshots:

doc add week to date 1
doc add week to date 2


1. If you want to subtract weeks from date, you need this formula =A1-7*2.

2. In above formulas, 2 indicates to add or subtract two weeks, you can change it as you need.

If you have Kutools for Excel, congratulation, you never need to remember the formulas any more. Go to the Formulas group, you can find the formula to add weeks to date or subtract weeks from date easily.

Kutools for Excel, with more than 300 handy functions, makes your jobs more easier. 

After installing Kutools for Excel, please do as below:(Free Download Kutools for Excel Now!)

1. Select a blank cell, here is C1, and click Kutools > Formula Helper > Add weeks to date. See screenshot:

doc add week to date 14

2. In the Formula Helper dialog, select the date cell into Date Time box, and then type the number of weeks you want to add into Number box. See screenshot:

doc add week to date 12

Tip: If you need to subtract some weeks from a date, you can type a negative number into Number textbox, for example subtract 4 weeks from the date in our case, please type -4 into the Number box.

3. Click Ok. Then drag auto fill handle over the cells you need. Now the dates have been added/subtracted 4 weeks. See screenshots:

doc add week to date 5doc add week to date 6

You can add multiple days, years, or months to a given date with Formula Helper too.

doc add week to date 15

Click here to know more about this utility.


You can use the Kutools for Excel’s AutoText to save the formulas, so that you can find and reuse them easily next time.

After free installing Kutools for Excel, please do as below:

1. Type the formula into a blank cell, and select the formula, see screenshot:

doc add week to date 7

2. Click Kutools > Navigation to disable Navigation pane, then click AutoText > Formula. See screenshot:

doc add week to date 8

3. Then click the New Auto Text button to display the dialog, and type the formula name you want into the Name box. See screenshot:

doc add week to date 9

4. Click Add. Now the formula has been save into the pane.

doc add week to date 10

When you need to apply this formula, you can select the cell and choose this formula from the pane.

With Navigation pane, you can list all open workbooks, all worksheets, find and replace words across sheets and so on.

Kutools for Excel Solves Most of Your Problems, and Increases Your Productivity by 80%

  • Reuse: Quickly insert complex formulas, charts and anything that you have used before; Encrypt Cells with password; Create Mailing List and send emails...
  • Super Formula Bar (easily edit multiple lines of text and formula); Reading Layout (easily read and edit large numbers of cells); Paste to Filtered Range...
  • Merge Cells/Rows/Columns without losing Data; Split Cells Content; Combine Duplicate Rows/Columns... Prevent Duplicate Cells; Compare Ranges...
  • Select Duplicate or Unique Rows; Select Blank Rows (all cells are empty); Super Find and Fuzzy Find in Many Workbooks; Random Select...
  • Exact Copy Multiple Cells without changing formula reference; Auto Create References to Multiple Sheets; Insert Bullets, Check Boxes and more...
  • Extract Text, Add Text, Remove by Position, Remove Space; Create and Print Paging Subtotals; Convert Between Cells Content and Comments...
  • Super Filter (save and apply filter schemes to other sheets); Advanced Sort by month/week/day, frequency and more; Special Filter by bold, italic...
  • Combine Workbooks and WorkSheets; Merge Tables based on key columns; Split Data into Multiple Sheets; Batch Convert xls, xlsx and PDF...
  • More than 300 powerful features. Supports Office/Excel 2007-2019 and 365. Supports all languages. Easy deploying in your enterprise or organization. Full features 30-day free trial.
kte tab 201905

Office Tab Brings Tabbed interface to Office, and Make Your Work Much Easier

  • Enable tabbed editing and reading in Word, Excel, PowerPoint, Publisher, Access, Visio and Project.
  • Open and create multiple documents in new tabs of the same window, rather than in new windows.
  • Increases your productivity by 50%, and reduces hundreds of mouse clicks for you every day!
officetab bottom
Say something here...
symbols left.
You are guest ( Sign Up? )
or post as a guest, but your post won't be published automatically.
Loading comment... The comment will be refreshed after 00:00.

Be the first to comment.