Built-in Functions in Excel 2010

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Built In Functions

MS Excel has many built in functions, which we can use in our formula. To see all the functions by category, choose Formulas Tab » Insert Function. Then Insert function Dialog appears from which we can choose the function.

Functions by Categories

Let us see some of the built in functions in MS Excel.

• Text Functions

  • LOWER − Converts all characters in a supplied text string to lower case

  • UPPER − Converts all characters in a supplied text string to upper case

  • TRIM − Removes duplicate spaces, and spaces at the start and end of a text string

  • CONCATENATE − Joins together two or more text strings.

  • LEFT − Returns a specified number of characters from the start of a supplied text string.

  • MID − Returns a specified number of characters from the middle of a supplied text string

  • RIGHT − Returns a specified number of characters from the end of a supplied text string.

  • LEN − Returns the length of a supplied text string

  • FIND − Returns the position of a supplied character or text string from within a supplied text string (case-sensitive).

• Date & Time

  • DATE − Returns a date, from a user-supplied year, month and day.

  • TIME − Returns a time, from a user-supplied hour, minute and second.

  • DATEVALUE − Converts a text string showing a date, to an integer that represents the date in Excel's date-time code.

  • TIMEVALUE − Converts a text string showing a time, to a decimal that represents the time in Excel.

  • NOW − Returns the current date & time.

  • TODAY − Returns today's date.

• Statistical

  • MAX − Returns the largest value from a list of supplied numbers.

  • MIN − Returns the smallest value from a list of supplied numbers.

  • AVERAGE − Returns the Average of a list of supplied numbers.

  • COUNT − Returns the number of numerical values in a supplied set of cells or values.

  • COUNTIF − Returns the number of cells (of a supplied range), that satisfies a given criteria.

  • SUM − Returns the sum of a supplied list of numbers

• Logical

  • AND − Tests a number of user-defined conditions and returns TRUE if ALL of the conditions evaluate to TRUE, or FALSE otherwise

  • OR − Tests a number of user-defined conditions and returns TRUE if ANY of the conditions evaluate to TRUE, or FALSE otherwise.

  • NOT − Returns a logical value that is the opposite of a user supplied logical value or expression i.e. returns FALSE if the supplied argument is TRUE and returns TRUE if the supplied argument is FAL

• Math & Trig

  • ABS − Returns the absolute value (i.e. the modulus) of a supplied number.

  • SIGN − Returns the sign (+1, -1 or 0) of a supplied number.

  • SQRT − Returns the positive square root of a given number.

  • MOD − Returns the remainder from a division between two supplied numbers.