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How to Calculate the Number of Combinations
A "combination" is an unordered series of distinct elements. An ordered series of distinct elements is referred to as a "permutation." A salad may contain lettuce, tomatoes and olives. It does not matter what order it is in; you can say lettuce, olives... More »
Difficulty: Easy
Source: www.ehow.com

## Combination - Wikipedia

en.wikipedia.org/wiki/Combination

In mathematics, a combination is a way of selecting items from a collection, such that (unlike permutations) the order of selection does not matter. In smaller cases it is possible to count the numb...

## Combination and Permutation Calculator - Stat Trek

stattrek.com/online-calculator/combinations-permutations.aspx

Find the number of combinations and/or permutations that result when you choose r elements from a set of n elements. For help in using the calculator, read the ...

## Combinations and Permutations Calculator - Math is Fun

www.mathsisfun.com/combinatorics/combinations-permutations-calculator.html

For an in-depth explanation of the formulas please visit Combinations and ... The number says how many (minimum) from the list are needed for that result to be ...

## Easy Permutations and Combinations – BetterExplained

betterexplained.com/articles/easy-permutations-and-combinations/

A joke: A "combination lock" should really be called a "permutation lock". The order you put the numbers in matters. (A true "combination lock" would accept both ...

## Combination Calculator - High accuracy calculation - Keisan - Casio

keisan.casio.com/exec/system/1223621784

Calculates the number of combinations of n things taken r at a time.

## See How Many Number Combinations You Can Make - WebMath

www.webmath.com/k8perm.html

Say you have a certain number of things or objects. They can be numbers, letters, people, colors, etc. In how many different ways can these things be arranged ...

## Online calculator: Combinatorics. Generator of combinations.

planetcalc.com/3757/

This calculator which generates possible combinations of m elements from the set of element with size n. Number of possible combinations, as shown in ...

## Calculator of combinations without repetition: n=11, k=3 - Mathematics

www.hackmath.net/en/calculator/combinations-and-permutations?n=11&k=3&order=0&repeat=0

Online calculator combinations without repetition. Calculates count of combinations without repetition or combination number. Combinatorial Calculator .