Add days to a date including weekends

You can add a certain number of days to an existing date by adding that corresponding whole number.
Dates are represented as date serial numbers.

Example

1 - Displays the current date. Custom format "dddd dd mmmm yyyy".
2 - Displays the current date and time. Custom format "dddd dd mmmm yyyy hh:mm:ss".
3 - Displays 1 day added to that date.
4 - Displays 7 days added to that date.
All these cells have been formatted with the custom number format "dd dddd mmmm yyyy".

Built-in Functions

DATEVALUE - The date serial number given a date in text format.
DAY - The day as an integer given a date serial number.
MONTH - The month as an integer given a date serial number.
NOW - The date serial number of the current system date and time.
T - The text string of the value given.
TODAY - The date serial number representing today's date.
YEAR - The year as an integer given a date serial number.

Related Formulas

Add business days to a date
Add business days to a date changing the days of the weekend
Add days to a date not landing on a weekend
Number of days in a particular month
Subtract days from a date