Simply by subtracting the birth date from the current date. This conventional age formula can also be used in Excel. The first part of the formula (TODAY()-B2) returns the difference between the current date and date of birth is days, and then you divide that number by 365 to get the numbers of years.

## How do you calculate age from date of birth in Excel?

How to calculate age in ExcelThis is a pretty simple three-column task. To get started, enter the date of a persons birth into your first cell. Now, enter todays date into the cell next to your first cell. In the third cell, for us its C2, enter the following formula: =DATEDIF(A2, B2, “y”).

## How do I calculate age from a date of birth in Excel 2010?

Simply by subtracting the birth date from the current date. This conventional age formula can also be used in Excel. The first part of the formula (TODAY()-B2) returns the difference between the current date and date of birth is days, and then you divide that number by 365 to get the numbers of years.

## How do you subtract dates in dd mm yyyy in Excel?

Simply use the formula =B1-A1, where B1 is the later date/time. The key is to format the result using the Custom format [h]:mm . Select the cell with the subtraction formula, right-click and click on Format Cells, then the Number tab, select Custom, and fill in the Type field.

## How do I work out a percentage of two numbers?

Answer: To find the percentage of a number between two numbers, divide one number with the other and then multiply the result by 100.

## How do you convert mm/dd/yyyy to date?

There is a formula that can quickly convert dd/mm/yyyy to mm/dd/yyyy date format. Select a blank cell next to the dates you want to convert, type this formula =DATE(VALUE(RIGHT(A9,4)), VALUE(MID(A9,4,2)), VALUE(LEFT(A9,2))), and drag fill handle over the cells which need to use this formula.

## How do I find the percentage of two numbers without a calculator?

If you need to find a percentage of a number, heres what you do – for example, to find 35% of 240:Divide the number by 10 to find 10%. Multiply this number by how many tens are in the percentage youre looking for – in this case, thats 3, so you work out 30% to be 24 x 3 = 72.More items