datedif excel 2013. To use the DATEDIF function, first enter the two dates into two separate cells. datedif excel 2013

 
 To use the DATEDIF function, first enter the two dates into two separate cellsdatedif excel 2013  It is a hidden worksheet function and you will not find it in the list of functions but you can use it

. First put a start date in a cell, and an end date in another. 1. Lease_DaysInLastMonth = B3+1 - NewEndDate. Rumus DATEIF Excel - Seseorang. Get expert tips, ask questions, and share your love for all things Excel. Type ,TODAY (),”Y”) & ” Years and ” & DATEDIF (. Merci bien . F6=DATEDIF (D6,E6,”m. In Excel 2013, I need to create formula to calculate years, months and days between two dates, if one or both dates is pre-1900. After installing Kutools for Excel, please do as this:. support. This function is available since LibreOffice 3. Below is the formula that will do this: =DATEDIF (B2,C2,"y")&" Years "&DATEDIF (B2,C2,"ym")&" Months". Kamu bisa menganggap DATEDIF sebagai rumus “tersembunyi” di excel karena kamu tidak akan mendapatkan saran penulisan dari excel ketika kamu mengetikkannya. DATEDIF takes 3 arguments: start date, end_date, and "unit", which controls which result is returned. Formula Breakdown. I use Excel 2013 and scandinavian dates and cannot get DATEDIF-function to work. Menghitung Hari. To calculate the age of a person in Excel, use DATEDIF and TODAY. I've tested the formula using Excel 2013 and it worked correctly. I used =DATEDIF($N12,$N$9,"d")>=3 and the format changed to. For example, you might use DateDiff to calculate the number of days between two dates, or the number of weeks between today and the end of the year. Explanation. here is my sample. Add ins - datedif - excel 2007 Please can someone give me advice on how to Insert Function DATEDIF into EXCEL 2007 using ADD INS ( Excel 2007 does not have this function within category ) - or advise accordingly Register To Reply. In column F, we can use the following variations of the DATEDIF function to calculate the difference in years, months and days respectively. In this video we are going to discuss about Datedif formula in Excel | Datedif showing error | Subtract dates in Excel | Difference between Dates | Error in. The DATEDIF Function in Excel. This function is useful in formulas where you need to calculate an age. The unit argument specifies the type of information to return, such as days, months or years. Here's how it does this: First the DATE function creates the date, 5/1/2016. Firstly, go to the tab on the ribbon. YEARFRAC calculates the fraction of the year represented by the number of whole days between two dates (the start_date and the end_date). 按照函数日期与时间类别搜索→没有 2. (ex. Re: Datedif not working in Excel 2013. I suspect it's secret because. Results diff. The DATE function returns the sequential serial number that represents a particular date. 1. Logical functions formula examples: AND formula examples; OR formula examples;. Highlight cells C1 to C4, if necessary. Instead if you want to be more precise and simulate excel's behavior of calculating number of complete years. Try typing =DATEDIF into Excel and it will pretend it doesn’t recognise it – see how it’s not in the list of functions to the left. Antalet kompletta år mellan två datum. com. Cómo usar Datediff en Excel (En 5 Pasos) La función "DateDiff" en Excel te permite exhibir la diferencia entre dos fechas. Step 3: Now write. Select the cell you will put the calculation result at, and click. . Top Contributors in Excel: HansV MVP - Jim_ Gordon - Ashish Mathur - Andreas Killer - Shane Devenshire 👏. Explanation of the formula =DATEDIF(B2,C2,”m”) The formula uses the DATEDIF function, which uses an identifier as the last argument and can calculate the number of days, months, or years between two given dates. 1. Returns the serial number of a particular date. Như bạn đã thấy ở trên, hàm DATEDIF tính toán chênh lệch giữa ngày bắt đầu và ngày kết thúc. V určitých situáciách môže funkcia DATEDIF vypočítať nesprávne výsledky. Cell B2 is the End date reference. =C2-B2. It calculates the difference (DIF) between. Then type a formula like one of the following. This example uses the DateDiff function to display the number of days between a given date and today. In this Forum, we are Microsoft consumers just like yourself. Add one to the start date (first) parameter. In this part of the article, I will show another easy way to change Date of Birth to Age in Excel. This computes the number of complete months in the period. I suspect it's secret because. By default, January 1, 1900 is serial number 1, and January 1, 2008 is serial number 39448 because it is 39,447 days after January 1, 1900. Disini, kita menggunakan fungsi DATEDIF untuk menghitung selisih hari, bulan, atau tahun diantara dua tanggal. Figure 1. It doesn't appear in Insert Function list though. شرح دالة حساب الفرق بين تاريخين في الإكسل، وهي دالة DATEDIF التي توفر الكثير من الجهد والعناء وتعطي نتائج مميزة. Calculate an integer amount of months between Start and End dates. W. Stack Overflow. "Y" is the reference to the year's parameter in. The Excel YEARFRAC function returns a decimal value that represents fractional years between two dates. if C1 is blank and time interval between two dates (G2 and today) is more or equals F2-2, then ''Attention". Let’s see how you can employ the DATEDIF function in the Excel formula to calculate the age on a specific date. The example of calculating Years difference by DATEDIF. 2. Sederhananya, rumus DATEDIF ini untuk menghitung selisih antara dua tanggal. คือว่าผมจะคำนวนหาอายุในExcel แต่ไม่มีฟังชั่น datedif จะใช้ฟังชั่นไหนได้บ้าง. Staff member. But the function is still useful to calculate age. Likewise, use the interval value y to calculate the number of years between two dates. Close the brackets. 1. For example, you might use DateDiff to calculate the number of days between two dates, or the number of weeks between today and the end of the year. If need to know the number of days between two dates, that is very easy to do in Excel. Step 2: Click on cell C2 or the cell where you want the result to appear. To find the number of years between two dates. Gyrus Messages postés 3334 Date d'inscription samedi 20 juillet 2013 Statut Membre Dernière intervention 9 décembre 2016 525 Modifié le 31 janv. It has been officially recognised and introduced by Microsoft in Excel 2016 and is present in Help also. Bonjour,Hi all, I'm looking for some help with subtracting a range of dates, from another range of dates using datedif formula. Formula to find the age in Excel: =INT ( (TODAY ()-C4) /365) Explanation: TODAY ()-C4 calculates the no. test date is last date of last full month, calculated as =DATE (YEAR (LastDayCalculated);MONTH (LastDayCalculated);0) You can see few examples below, where you can also see some of the wrong calculations in column WorktimeD. The start_date and end_date arguments are required while the unit argument is optional. The value is in days (24 hours) not in seconds. It creates it using the year in cell E17, and the month in cell E17. Tải và cài đặt Office 2013 Sử dụng bản thấp hơn, các bạn có thể tải và cài đặt Office 2007. Calculate no of days between two dates in excel, afghanistan currencyExcel dates Excel vba easy dates compare timesHow to dynamically extract the year, month, day, hour, minute, and. ฟังก์ชัน DATEDIF. 461 4 4 silver badges 4 4 bronze badges. It seems I need another IF statement to check for blanks then use. V určitých situacích může funkce DATEDIF vypočítat nesprávné výsledky. "&DATEDIF (D3,TODAY (),"MD") The. 1 Determine Number of Days. Sort of. Vypočítá počet dnů, měsíců nebo roků mezi dvěma daty. Select cell A2, type =DATEDIF (A1,TODAY (),"y"), and press ENTER to see the person's current age in cell A2. I need to do the datedif function for every value from e2 to e151 and the amount of months from those dates to September 1 2013 with the values in j2 to j151 Solved by O. 1. Fungsi DATEDIF, Rumus Excel untuk Menghitung Umur Rumus Excel [. Just subtract one date from the other. Syntax DATEDIF ( start_date, end_date, unit) Remarks Dates are stored as sequential serial numbers so they can be used in calculations. Siapkan file yang akan dihitung selisih tahunnya dan tempatkan kursor ke sel di mana akan dimunculkan hasil dari rumus DATEDIF tersebut. Each video comes with its own practice worksheet. 指定した日から指定した日までの経過年数や日数などを自動計算してくれる関数 です。. It creates it using the year in cell E17, and the month in cell E17. Excel uses whole days between two dates to work out the fraction of a year as a decimal value. DATEDIF in Google Sheets: Formula & Examples - Add “YM” Unit. Cette fonction n'est pas répertoriée dans l'aide d'Excel, mais elle est très utile pour calculer l'âge des personnes nées ou les dates d'échéance. Whether it would be the number of. e. Start Date = 08/25/2006 , End Date = 06/22/2020 , "Y" Results diff. I would write the unit into the cell format, not the formula. OP needs to write the complete syntax of DATEDIF to make this workable. DATEDIF examples. Now it’s time to combine all these to create an accurate age. 在職中の履歴やイベントの開催予定などを計算する時に使用します。. =DATEDIF(C5,D5,"YM") Rumus diatas digunakan untuk menghitung jumlah bulan yang tersisa setelah jumlah tahun dihitung selama periode masa kontrak berlangsung. Excel. This step by step tutorial will assist all levels of Excel users in calculating the difference between dates in days, months and years. What are the options for calulating differneces between two dates? Thanks. The DATEDIF function returns the number of years, months or days between two dates and is officially "unsupported". Select the cell with the date of birth. Quote from excel. จะคำนวนหาอายุใน Excel ใช้ฟังชั่นอะไรอะครับ ?? Microsoft Excel Microsoft Office. The NETWORKDAYS function calculates the number of workdays between two dates considering both weekends and holidays. I used =DATEDIF (A1,Today (),"d") but it does not account for cells that have End Dates in them. Enter an equal sign and type the DATEDIF. La fonction DATEDIF permet de calculer les différences entre les dates. Formula DATEDIF tidak terdapat pada fitur auto complete pada Excel. Sep 30, 2013. This function is part of the Open Document Format for Office Applications (OpenDocument) standard Version 1. Below are the different steps to enable developers tab in excel VBA: Step 1: Go to the File menu tab. ] com - Untuk menghitung umur atau usia bisa menggunakan rumus excel DATEDIF. Step 4: Enter the end date as B2 in cell C2. 1. In the VBA Editor, you can type “DateDiff (” to see the syntax for the DateDiff Function: Interval: Time unit (Days, Months, Years, etc. Je veux utiliser la focntion DATEDIF de Excel, mais je ne sais comment l'activer sur Excel. Remarks. Silakan lihat bagian masalah umum di artikel ini untuk detail selengkapnya. DATEDIF function. We will not be able to use this method for our DateDif Function, as it is not recognised, so we will have to type it manually. But I'm not sure about Office 365. We want to know how old David is today. One little known way is to use the secret Excel DATEDIF function. 4. Click the cell containing. . For example, items on the Site Actions menu in SharePoint are now on the Settings menu. Select the cell “D8,” where the TODAY function needs to be applied. You can use YEARFRAC to do things like calculate age with a birthdate. Tentunya, cara ini cukup membantu pengguna Excel jika mendapati selisih hari antara dua tanggal yang cukup. How to use DATEDIF in Excel. DATEDIFF accepts either. Combine All Three Formulas to Get the Actual Age. Excel treats months as values (1 through 12), which makes it easy to subtract an earlier date from another date as long as both dates fall in the same year. Gunakan rumus tersebut agar pekerjaanmu lebih cepat selesai dan menghasilkan data yang akurat. The unit argument specifies the type of information to return, such as days,. Warning: If the. Steps: Firstly, choose the D5 cell and write the following formula down, =DATEDIF (B5,C5,"ym") Then, press the Enter button. C. Consequently, we will find a difference in months after ignoring the years while calculating. Actually for your sample it'll be 33 years 11 months and some days, return for years is 33. DATEDIF 함수는 특정 시나리오에서 잘못된 결과를 계산할 수 있습니다. การใช้สูตรคำนวณอายุ หรือ อายุงาน วัน/เดือน/ปี ใน Excel. Excel won't even autocomplete the. - PHD in Economy ; - Certifyed Public Accountant ;- Auditor ;- 2 Years Master Deg. Use the DATEDIF function when you want to calculate the difference between two dates. A. Ngày tháng đầu tiên. Gyrus Messages postés 3334 Date d'inscription samedi 20 juillet 2013 Statut Membre Dernière intervention 9 décembre 2016 525 Modifié le 31 janv. The formula =DATEDIF (A1,B1,"y") returns the age in years of that person. Upozorenje: Excel pruža funkciju DATEDIF kako bi podržao starije radne sveske iz programa Lotus 1-2-3. Menghitung Masa Kerja di Excel (Rumus DATEDIF) Dikutip dari laman resmi Support. You can use the following formula to calculate the person’s age: = DATEDIF (A1, A2, "Y") This will give you the person’s age in years. Go to the formula bar and enter the formula below: =DATEDIF (B2, B3, "d") Press Enter. Second, let me point you to the newly released LET function, which will enable you to write in a formula only once something like DATEDIF (A3, (B3- ( (B3-A3)-NETWORKDAYS. Jonmo1. . For example, the formula =DAYS360("1-Jan-2021","31-Dec-2021") returns 360 days. W. Click in the cell where you want the age to appear. This option calculates the number of days between two dates: This is the simplest to replace with Excel functions – you can do either of these: =DAYS (end date, start date) =end date – start date. And beside, you might want to follow up any notices. It's there, it's just not in the drop-down function list, and the ScreenTip (showing arg options) doesn't show. Arguments. For example if cell A2 has an invoice date in it of 1/1/2015 and cell B2 has a date paid of 1/30/2015, then you could enter use the formula =B2-A2 to get the number of days between the two dates, or 29. Step 5: Hit the 'OK' button. Firstly, we have DATEDIF for returning the number of years between the two dates, and then the & operator joins the text "Y" to DATEDIF's result. โครงสร้างของฟังก์ชั่นคือ. The two dates between which you want to know the number of days. Here’s how to calculate age in Excel using the “ YEARFRAC ” fraction: In a cell, type in the “ equals ” (=) sign and “ INT ” function. Applying the YEARFRAC Function to Convert Date of Birth to Age in Excel. Here, Datedif if the function. To calculate the number of months between two dates as a whole number, you can use the DATEDIF function. עיין בסעיף 'בעיות מוכרות' במאמר זה לקבלת פרטים נוספים. Let's assume there are two public holidays between those dates, which fall on 22nd March and 23rd March 2023. Yes, you can use the DATEDIF function to calculate a person’s age. This function's syntax is. Part of Google Cloud Collective. Rumus DATEDIF Excel 2007 dan 2016. 2. An example of Excel DATEDIF for calculating the number of days. In this case, we want days ignoring years so we supply "yd" for unit. คำเตือน: Excel มีฟังก์ชัน DATEDIF เพื่อสนับสนุนเวิร์กบุ๊กที่เก่ากว่าจาก Lotus 1. Then type a formula like one of the following. Upozornenie: Excel poskytuje funkciu DATEDIF na podporu starších zošitov z programu Lotus 1-2-3. Cette différence peut être exprimée en jours, en mois ou en années (voir la structure de la fonction plus bas). The users of Excel 2013 and Excel 2016 have one more amazingly simple way to calculate days between two dates - the DAYS function. V určitých situáciách môže funkcia DATEDIF vypočítať nesprávne výsledky. Warning: If the Start_date is greater than the End_date, the result will be #NUM!. These are just the basic applications of the DATEDIF function and it is capable of much more, as demonstrated in the following examples: Excel DATEDIF function - syntax and uses; Count days between two dates; Calculate weeks between the dates I am trying to format cells in Excel 2013. YEARFRAC calculates a decimal number representing the fraction of a year between two dates. Calculate Difference Between Two Dates Using DATEDIF Function. In the Formulas Helper dialog, please select Convert days to year month day. If you need current date and time, use the NOW function. 4. The table below shows common methods to do so, using the Date and time functions. . It's fallen off current Excel menus, but you can still use it. Další podrobnosti najdete v části se známými problémy v tomto článku. Excel for Microsoft 365 Excel for Microsoft 365 for Mac Excel สำหรับเว็บ เพิ่มเติม. Ada 4 Cara yang bisa digunakan yaitu menghitung sesuai Selisih Tahun, Bulan, Minggu dan Hari. See attached example. Calculate how many days are in the last month of the period. Avertisment: Excel furnizează funcția DATEDIF pentru a accepta registre de lucru mai vechi de la Lotus 1-2-3. Replied on January 20, 2016. In the example shown, the formula in D5, copied down, is: = DATEDIF (B5,C5,"m") Note:. Tip: To calculate whole workdays between two dates by using parameters to indicate which and how many days are weekend days, use the NETWORKDAYS. The Excel DAYS360 function returns the number of days between two dates based on a 360-day year, where all months are assumed to have 30 days. 2 Count Number of Months. DATE function. Enter the date of birth into cell A2. Post a small Excel sheet (not a picture) showing realistic & representative sample data WITHOUT confidential information (10-20 rows, not thousands. อาการแปลกๆ ของ DATEDIF. Syntaxe: Syntaxe pro DATEDIF funkce v aplikaci Excel je:Solution: You have to change to the correct value. This week we'll explore Microsoft's SharePoint List Function "DateDif" and give you tips and tricks on how to use it efficiently. For reasons unknown,. في حال كان التاريخ الأول 02-Sep-1 مدخل في الخلية A1، وكان التاريخ الأخير 03-Nov-30 مدخل في الخلية A3، فيمكن استخدام الصيغة الآتية لحساب الفرق بين عدد الأيام مع تجاهل السنوات بين التاريخين. For example, January 1, 1999 is 36161, and January 1, 2010 is 40179. Vui lòng xem mục sự cố đã biết của bài viết này để biết thêm chi tiết. DAY function. A difference in complete months, Ignoring days and years. Step 3: Implement the datedif in Excel. Anmärkningar: Om Start_date är större än End_date blir resultatet #NUM! felvärde. =DATEDIF([TODAY], [Created],"d") Calculated columns use Excel Formulas to calculate the result of the formula (few of the functions are available) You can read about calculated columns here: Calculated Field Formulas. DATEDIF. Note: DATEDIF function will exclude the start date when counting the month numbers. This returns the number of years rounded. com, cara menghitung masa kerja di Excel diperlukan untuk melihat berapa lama karyawan bekerja di. Some of these may cover older versions, so there can be differences in the user interface shown. This function is useful in formulas where you need to calculate an age. Top Contributors in Excel: HansV MVP. A vibrant community of Excel enthusiasts. Then the 1 represents the first day of that month. Sử dụng DATEDIF một lần nữa với "MD" để tìm ngày. In Applies to , change the range that corresponds to your initial selection when creating your rules to extend it to the whole column. Debe ser una referencia a una celda que contenga una FECHA, una función que muestre un tipo de FECHA o un número. Question: I am very new to Access and would like to know how to write the expression for DateDiff to Calculate between a due date and today and to show the number as a + not a -. Enjoy a full-featured. Check Difference option from the Type section;; In the Arguments input textboxes, select the cells which. EXclude start date. Jan 8, 2016 at 9:29. For a new thread (1st post), scroll to Manage Attachments, otherwise scroll down to GO ADVANCED, click, and then scroll down to MANAGE ATTACHMENTS and click again. To customize a date: Open the dialog box Custom Number (with the shortcut Ctrl + 1 or by clicking on the menu More number formats at the bottom of the number format dropdown) In this dialog box, Go to the Number Tab. As a financial analyst, we may require the number of days,. Target: 06-01-2015 Step 1: In this example, we will use the following data to find the no. Hàm DATEDIF có thể tính toán các kết quả không đúng trong một số kịch bản nhất định. Answer: If you are getting a negative answer, you have two ways to return a positive value. โครงสร้างของฟังก์ชั่นคือ. For more simple example, if start date 30 Dec 2018 and end date 10 Jan 2019 when. Suppose you have the date of birth in cell B1, and you want to calculate how many years have elapsed since that date, here is the formula that’ll give you the result: =DATEDIF (B1,TODAY (),"Y") If you have the current date (or the end date) in a cell, you can use the reference instead of the TODAY. The integer part of this number represents days since the fixed moment for all dates. Chú thích. Write down the formula as: “=DATEDIF (A2,B2,"y")”. - Supercharge Excel with over 300 essential tools. Do đó bạn hãy nhớ công thức hàm và các tham số của nó như tôi sắp giới thiệu sau đây: Cú pháp: =DATEDIF (start_date, end_date, Interval) Trong đó: start_date: Ngày bắt đầu tính. 1. If the date in the cell is more than 2 days of the target date, I want the cell to change color to Green. . 1. אזהרה: Excel מספק את הפונקציה DATEDIF כדי לתמוך בחוברות עבודה ישנות יותר מ- Lotus 1-2-3. Cell A2 is the Start date reference. If you want to calculate months or years rounded up, add half a month or half a year to the formula. 2019 à 16:01. Learn Excel with high quality video training. This time around, we'll calculate the difference in terms of months. Cell B2 is the End date reference. This is a great function if you work. Finally, move the cursor down to the last data cell to get results according to the formula. DIATRABALHOTOTAL (NETWORKDAYS). Select a cell in the third column so that it is adjacent to the start and end dates, as shown below. TheDate = InputBox ("Enter a date") Msg = "Days from today: " & DateDiff ("d", Now, TheDate) MsgBox Msg. learner_254. Here, Datedif if the function. Introduction to data calculationsWorking with date time format excel 2013 beginners tutorial. We often compare two dates and calculate the difference between them in terms of days, weeks, months and years. The difference with the Excel DATEDIF function. Then type a formula like one of the following. Multiply it with 60x60x24 and you get your 10 seconds. For a. Returns the serial number of a particular date. A1 cell: 09/01/2012. Click the cell containing. Excel won't even autocomplete the. Basis - use basis 1 that tells Excel to divide the actual number of days per month by the actual number of days per year. 1/1/2018 - 2/10/18---74 (using the formula above. The Difference Between DATEDIF and YEAR/MONTH Formulas. Jadi, untuk menggunakan formula ini, kalian perlu mengetikkan secara manual pada cell yang dimaksud atau pada formula bar yang tersedia. In A we have start date, in G end date, in C - when we had a meeting. How to Use DATEDIF Function in Excel: 2 Ideal Examples. Important note – Unlike the other functions, the function will not appear as you start to type this date function. Save to an htm file on your hard drive (any file name). DATEDIF in Google Sheets: Formula & Examples - Add TODAY Function. Replace “date1” and “date2” with the cell references for the two dates, and replace. We would like to show you a description here but the site won’t allow us. 6. . التسميات : DATEDIF تمكنك من تحديد عدد الأيام و الشهور و السنوات المتبقية على موعدك, Excel ابـدأ نـت دليلك في تعلم استعمال الكمبيوتر والأنترنت إذا أعجبك الموضوع، شاركه مع أصدقائك أو قم بتقييمه. อาการนับจำนวนติดลบหากวันเริ่มอยู่ในช่วงปลายเดือน. It returns a numerical value that denotes the number of Years/Months/Days between the two specified dates. Dates are stored as numbers, so whatever the outcome of your formula is, it will get displayed as the date that is as many days after 1 January 1900. Type of abuse. This one is significantly harder to replicate with other Excel functions, but it. 1 Determine Number of Days. Step 1: Open your table that records the entry date of the company's employees. Excel DATEDIF Function | Excel One Minute Functions Explained. "&DATEDIF (D3,TODAY (),"YM")&". To begin, enter 0 as the function’s first argument. Try typing =DATEDIF into Excel and it will pretend it doesn’t recognise it – see how it’s not in the list of functions to the left. 2. Select cell D2, which is the first blank cell in the Duration column. For example, look at the below data in an Excel worksheet. Syntax =DAYS (end_date, start_date). For the final argument, we have to put the letter M within quotation marks. Moi aussi (15) Posez votre question. We'll carry forward the last formula where we added text to the full weeks that passed between the dates in C3 and D3. In the first instance, the output from this part of the formula will be 1Y. We are about to see a function not listed in any of the Excel formulas. In this example, we have to select cell B2. The issue is that the end result is producing a negative number of days (-9 in this example) or months in cell E11. M. Next, we use the DATEDIF function to find the number of days ("d") between Today and Next Birthday. Example 1: Common Uses. DATEDIF is "Date & Dif". No lookup list required. Example 1: Calculate Tenure in Years and Months. Cara Menghitung Masa Kerja di Excel. คือว่าผมจะคำนวนหาอายุในExcel แต่ไม่มีฟังชั่น datedif จะใช้ฟังชั่นไหนได้บ้าง. This thread is locked. Merci bien . We can easily calculate the elapsed time between two dates using this function. After installing Kutools for Excel, please do as this:. Steps: Select the E5 cell first. Start_Date, Slutdatum: Det första och sista datumet för att beräkna skillnaden mellan. Click a cell where you want to locate the result, and then click Kutools > Formula Helper > Date & Time helper, see screenshot:. The data looks as illustrated below: The formula will be =NETWORKDAYS (B3,C3,D3:D4), giving the result as 43. The third argument “YM” specifies the information to be extracted i. It does this by holding the dates and times as decimals. ) Use the DATEDIF function when you want to calculate the difference between two dates.