Combinations

A combination is an __unordered__ grouping of a set. An excellent example of a combination scenario is when you and your friends order pizza. The most important thing to remember about combinations is __order__ __does__ __not__ __matter__.

Because the order of your choices doesn't matter, there will be fewer combination solutions than permutation solutions. The variable ** n** is the total number of possible choices, and

Here is a script which does the math for you.

Enter the number (*n*) of items involved and the the number of items to be combined (*r*):

Enter the number (