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# How to Calculate Age From Date of Birth in Excel?

Do you ever find yourself in a situation where you need to calculate someone’s age from their date of birth? It’s a common requirement in many different situations and can be a tricky calculation to get right. Fortunately, Excel provides a simple and straightforward way to quickly calculate age from date of birth. In this article, we’ll show you how to calculate age from date of birth in Excel and provide some tips and tricks to help you along the way.

# How to Calculate Age from Date of Birth in Excel

## Introduction

Calculating age from date of birth in Excel is a useful tool for many business applications. By using a formula in Excel, you can quickly calculate the age of a person in years and months. This article will guide you through the steps required to calculate age from date of birth in Excel.

## Calculating Age from Date of Birth in Excel

### Step 1: Set Up Your Spreadsheet

The first step in calculating age from date of birth in Excel is to set up your spreadsheet. You will need two columns, one for the date of birth and one for the calculated age. Make sure the date of birth column is formatted as a date, and the age column is formatted as a number.

### Step 2: Enter the Formula

Once your spreadsheet is set up, enter the following formula into the age column: =YEAR(Today)-YEAR(date of birth). This formula will calculate the age in years.

### Step 3: Add Months to the Formula

If you want to calculate the age in months, you will need to add a few more elements to the formula. To calculate the age in months, enter the following formula into the age column: =MONTH(Today)-MONTH(date of birth)+12*(YEAR(Today)-YEAR(date of birth)). This will calculate the age in months, including any years that have passed.

### Step 4: Format the Cells

Finally, you will need to format the cells in the age column. To do this, select the cells in the age column and then click on the “Format Cells” option in the Home tab. Select the “Number” option and then choose the “General” option. This will ensure that the age is displayed correctly.

## Verifying Your Results

### Check the Formula

You can check the formula you used to calculate the age by double-clicking on the cell. This will display the formula you used in the formula bar. Check that the formula is correct, and make sure you have entered the correct date of birth.

### Check the Results

Once you have entered the formula, you can check the results by comparing the age in the age column to the date of birth in the date of birth column. If the age is correct, then the formula has been entered correctly.

## Conclusion

Calculating age from date of birth in Excel is a useful tool for many business applications. By following the steps outlined in this article, you can quickly calculate the age of a person in years and months.

## Frequently Asked Questions

### 1. What is the formula for calculating age from date of birth in Excel?

The formula for calculating age from date of birth in Excel is =YEARFRAC(start_date, end_date). This formula takes the start date, which is the date of birth, and the end date, which is the current date, and calculates the number of years between the two dates.

### 2. How do I enter the formula into Excel?

To enter the formula into Excel, you must first select the cell where you would like the result to appear. Then enter the formula into the cell: =YEARFRAC(start_date, end_date). You will then need to replace start_date with the cell containing the date of birth and replace end_date with the cell containing the current date.

### 3. How do I make sure the formula is calculating correctly?

To make sure the formula is calculating correctly, you can check the result against the age that you would expect. To do this, take the date of birth, subtract it from the current date, and compare the result to the result given by the formula. If the two results match, then the formula is calculating correctly.

### 4. What should I do if the formula isn’t calculating correctly?

If the formula isn’t calculating correctly, the first thing to do is to check the start and end dates that are entered into the formula. Make sure that they are in the correct format and that they are referring to the correct cells. If the dates are correct, then you may need to adjust the formula to make sure that it is calculating correctly.

### 5. Is there a way to make the formula more accurate?

Yes, there is a way to make the formula more accurate. You can add a few more lines to the formula to calculate the number of days, months, and years between the start and end dates. This will make the formula more accurate, as it will account for the number of days in each month and the leap years.

### 6. Can I use this formula for other date calculations?

Yes, the same formula can be used for other date calculations. For example, you can use the same formula to calculate the number of days, months, or years between two dates. You can also use the formula to calculate the number of days remaining in the current month.

### Calculate Age in Excel from Date of Birth | Simple Formula #Shorts

Calculating age from date of birth in Excel is a simple task that can be accomplished quickly and easily. By following the steps outlined in this article, you can accurately determine the age of any individual given their date of birth. With this knowledge, you can make informed decisions in your work and personal life. Make sure to also check out other useful Excel tips and tricks to maximize your workflow.

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