Stating your age in years? It may appear simple, but it can catch you off guard. Similarly, giving your precise age from your date of birth requires even more forethought.

Rather than relying on mental math alone, there are a few methods to easily discover this.

Using Excel Formulas

When it comes to quick calculations, Excel always provides a variety of formulas to help expedite the process. So let's look at how to calculate age in Excel.

1. Excel Formula to Calculate Age in Years

formatting cells age calculation

When calculating, it's hard to beat the simplicity of pasting the formula =(YEAR(NOW())-YEAR(A1)) when figuring out your age in years. Using the YEAR and NOW functions, you simply have to enter your date of birth in the A1 cell in format MM/DD/YYYY. Then paste the formula in the cell below to get your age in years.

If this doesn't display a number, however, you'll need to format the cell as a number. This can be done via the shortcut ⌘ + 1 (Mac) and CTRL + 1 (Windows) and choosing number as your category.

2. Excel Formula to Calculate Age in Days

DAYS360 function age calculation excel

Another quick formula to calculate your age in days is =DAYS360(A1,A2,TRUE) via the DAYS360 function. Simply put your date of birth in cell A1 and then the current or future date in cell A2. Afterward, you can paste the formula in the cell below to get the number of days that have passed since you were born.

Like before, you'll want to format the cell if you don't see a number-based result. As you experiment with different functions, you'll notice some of these crossover with accounting functions. From here, you can also explore the top financial functions in Excel to expand on what you've already learned.

Age Calculator From Date of Birth

If you don't want to mess with formulas, online website tools can also do the calculations for you. By searching online for an age calculator, a variety of websites will provide you quick access to different age breakdowns at once.

For instance, if you go to Calculator.net's Age Calculator, it'll provide your precise age in years, months, and days while also breaking it down into specific date and time formats to give you a fuller view of your life.

agecalc_website

If you want a color-coded graphic depiction of the same, MarkCalculate's Online Age Calculator does so while also providing additional estimates such as your assumed number of heart beats, breaths, and laugh count.

Explore More Methods to Calculate Your Age

In figuring out how to calculate your age from your date of birth, there's a number of options. Excel features multiple formulas to help you calculate age; you can create your own with an understanding of its functions.

However, if you don't want to set aside too much time, websites can offer you a quick and easy answer in a pinch.