You might include dates for customer orders orbudgetingand times for hours worked or time spent on a project.

For this, you could use the same named functions: DAY, MONTH, and YEAR.

you might combine the cells to create a complete date or time.

DAY, MONTH, and YEAR for a date

you might use the DATEDIF function to find one of these three units.

it’s possible for you to use NETWORKDAYS tofind this numberand also account for holidays.

it’s possible for you to use the WORKDAY function to accomplish this.

DAY, MONTH, and YEAR for a number

These cells update accordingly each time you open your sheet.

Neither function contains arguments, but you must include the parentheses for each.

Related:13 Microsoft Excel Date and Time Functions You Should Know

HOUR, MINUTE, and SECOND for a time

HOUR, MINUTE, and SECOND with the time in the formula

Combine cells using DATE

Date elements in the DATE formula

Combine cells using TIME

Time elements in the TIME formula

DATEDIF with cell references

DATEDIF with dates in the formula

NETWORKDAYS formula without holidays

NETWORKDAYS formula with holidays

WORKDAY formula without holidays

WORKDAY formula with holidays

TODAY formula

NOW formula