COMBINA

Returns the number of combinations (with repetitions) for a given number of items.

Syntax

COMBINA(number, number_chosen)  

Parameters

Term Definition
number Must be greater than or equal to 0, and greater than or equal to Number_chosen. Non-integer values are truncated.
number_chosen Must be greater than or equal to 0. Non-integer values are truncated.

Return value

Returns the number of combinations (with repetitions) for a given number of items.

Remarks

If the value of either argument is outside of its constraints, COMBINA returns the #NUM! error value.

If either argument is a non-numeric value, COMBINA returns the #VALUE! error value.

The following equation is used, where N is Number and M is Number_chosen:

COMBINA Formula

Example

Formula Description Result
=COMBINA(4,3) Returns the number of combinations (with repetitions) for 4 and 3. 20
=COMBINA(10,3) Returns the number of combinations (with repetitions) for 10 and 3. 220