In English we use the word combination loosely, without thinking if the order of things is important. In other words:

Find out how many different ways to choose items. For an in-depth explanation of the formulas please visit Combinations and Permutations.

Combinations and Permutations. Combinations and Permutations Calculator.

Illustrated definition of Combination: Any of the ways we can combine things, when the order does not matter. Example: For a fruit salad, how many different...

Geometry is all about shapes and their properties. If you like playing with objects, or like drawing, then geometry is for you!

Here are some really useful applications to speed your way to that all-important solution.

Apr 19, 2010 · Math explained in easy language, plus puzzles, games, worksheets and an illustrated dictionary. For K-12 kids, teachers and parents.

A Complex Number. A Complex Number is a combination of a Real Number and an Imaginary Number. Real Numbers are numbers like:

Illustrated definition of Permutation: Any of the ways we can arrange things, where the order is important. Example: You want to visit the homes of three...

The Basic Idea is that any integer above 1 is either a Prime Number, or can be made by multiplying Prime Numbers together.