Age Difference In Dating Calculation Formula:

Age Difference In Dating Calculation Formula

age difference in dating calculation formula

Highlight ages under or over a particular age How to calculate age from date of birth in Excel In everyday life, the question "How old are you? In Microsoft Excel, you can make a formula to compute an exact age in months, days, hours and even minutes. But let's be traditional, and learn how to calculate age from DOB in years first. Basic Excel formula for age in years How do you normally figure out someone's age?

Simply by subtracting the birth date from the current date. This conventional age formula can also be used in Excel. Assuming a birthdate is in cell B2, the formula to calculate age in years goes as follows: The formula is obvious and easy-to-remember, however, there is a tiny problem. In most cases, it returns a decimal number as demonstrated in the screenshot below.

To display the number of complete years, use the INT function to round a decimal down to the nearest integer: Using this age formula in Excel produces pretty accurate results, but not flawless.

Dividing by the average number of days in a year works fine most of the time, but sometimes it gets the age wrong. For example, if someone was born on February 29 and today is February 28, the formula will make a person one day older. As an alternative, you can divide by However, this approach is not perfect either. For example, if you are calculating the age of a child who hasn't yet lived through a leap year, dividing by Overall, subtracting the birth date from the current date works great in normal life, but is not the ideal approach in Excel.

Further on in this tutorial, you will learn a couple of special functions that calculate age faultlessly regardless of the year. Basis is an optional argument that defines the day count basis to use. Basis - use basis 1 that tells Excel to divide the actual number of days per month by the actual number of days per year. Considering the above, an Excel formula to calculate age from date of birth is as follows: Y - returns the number of complete years between the start and end dates.

M - returns the number of complete months between the dates. D - returns the number of days between the two dates. YM - returns months, ignoring days and years. MD - returns the difference in days, ignoring months and years. YD - returns the difference in days, ignoring years. Since we aim to calculate age in years, we are using the "y" unit: How to get age from birthday in years, months and days As you have just seen, calculating age as the number of full years that the person has lived is easy, but it is not always sufficient.

If you want to know the exact age, i. To get the number of years: And then, concatenate the above functions in a single formula, like this: Does not make much sense, uh?

To make the results more meaningful, separate the numbers with commas and define what each value means: The formula works great, but you can improve it even further by hiding zero values. Specific formulas to calculate age in Excel The generic age calculation formulas discussed above work great in most cases. In some situations, however, you may need something very specific. Of course, it's not possible to cover every and each scenario, but the following examples will give you some ideas on how you can tweak an age formula depending on your particular task.

Assuming the birth date is in B1, the following formula will return age as of 1 January Calculate age in a certain year This formula comes in handy in situations when the complete date to calculate at is not defined, and you know only the year.

Let's say you are working with a medical database, and your goal is to find out the patients' age at the time they underwent the last full medical examination. Assuming the dates of birth are in column B beginning with row 3, and the year of the last medical examination is in column C, the age calculation formula goes as follows: DATE C3, 1, 1.

As the result, you get the patient's age as of January 1 of a particular year: Find out a date when a person attains N years of age Supposing your friend was born on 8 March How do you know on what date he completes his 50 years of age? Usually, you'd simply add 50 years to the person's birthdate.

Instead of hard-coding the number of years in the formula, you can reference a certain cell where your users can input any number of years F1 in the screenshot below: Calculate age from day, month and year in different cells When a birthdate is split into 3 different cells e.

If you'd rather not reinvent the wheel, you can use the age calculator created by our Excel professionals. How to create an age calculator in Excel Now that you know how to make an age formula in Excel, you can build a custom age calculator, for example this one: What you see above is an embedded Excel Online sheet, so feel free to enter your birthdate in the corresponding cell, and you will get your age in a moment.

The calculator uses the following formulas to compute age based on the date of birth in cell A3 and today's date. Formula in B5 calculates age in years, months, and days: The formula works with the following logic: Of course, they are much simpler because they include just one DATEDIF function to return age as the number of complete months or days, respectively.

To learn the details, I invite you to download this Excel Age Calculator and investigate the formulas in cells B9: Download Age Calculator for Excel Ready-to-use age calculator for Excel They users of our Ultimate Suite for Excel don't have to bother about making their own age calculator in Excel - it is only a couple of clicks away: On the Age tab, there are 3 things for you to specify: Age at today's date or specific date.

Choose whether to calculate age in days, months, years, or exact age. Click the Insert formula button. The formula is inserted in the selected cell momentarily, and you double-click the fill handle to copy it down the column. As you may have noticed, the formula created by our Excel age calculator is more complex than the ones we've discussed so far, but it caters for singular and plural of time units such as "day" and "days". If you'd like to get rid of zero units like "0 days", select the Do not show zero units check box: If you are curious to test this age calculator as well as to discover 60 more time-saving add-ins for Excel, you are welcome to download a trial version of our Ultimate Suite.

ABBlogSpo How to highlight certain ages under or over a specific age In some situations, you may need not only calculate age in Excel, but also highlight cells which contain ages that are under or over a particular age.

If your age calculation formula returns the number of complete years, then you can create a regular conditional formatting rule based on a simple formula like these ones: To highlight ages equal to or greater than But what if your formula displays age in years and months, or in years, months and days? Supposing the birthdates are in column B beginning with row 2, the formulas are as follows: To highlight ages under 18 yellow: The detailed steps can be found here: How to make a conditional formatting rule based on formula.

This is how you calculate age in Excel. I hope the formulas were easy for you to learn and you will give them a try in your worksheets. The sample Excel Age Calculation worksheet will make things even easier. I thank you for reading and hope to see you on our blog next week! You may also be interested in:

Age Difference Calculator

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Just ask Leah. Travis and Leah, who have been married close to 20 years, met while attending the same six-week missions organization training. I fought those affections like crazy. Here are four things to consider: Leah says one of her biggest concerns when considering a man 10 years younger was whether he had the maturity to understand her needs and take care of her.

From our first conversation, I could tell he was very mature for his age. I guessed he was about Once I learned his actual age, I was concerned that he might not be ready to settle down and have a family, when I definitely was. But as I observed how he interacted with people at church and did his job, my fears were alleviated. At one point, he even confided that it had been his dream to have a wife and family since he was a young teen.

She and Paul married anyway, and over time the difference in maturity dissipated. Life stage. A 37 year old dating a 25 year old is different from a 30 year old dating an 18 year old.

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