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In the first stage, the set of all integers needs an extension - to the set of rational numbers - to get closure for division (which is the inverse operation to multiplication).

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Q: Why integers need an extension?

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because all numbers like irrational numbers could not be included in the set of integers

Extensions are used in integers to denote that they are infinite in number.

What you need to know about integers is that integers is the name for the group of numbers that include whole numbers and negative numbers. But integers DO NOT include fractions.

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Factors, and by extension factor trees, refer to integers, not decimals.

To write a leave of extension application one must explain why the need the need extension and for how long. They then must provide good reasoning to why they need the extension.

To write a leave of extension application one must explain why the need the need extension and for how long. They then must provide good reasoning to why they need the extension.

Integers are very helpful when you are trying to count things, or when you want to tell somebody your age.

you need to do the same thing as 2 digit integers is really easy

lol I need to know this too.

There is no need - it has already been done!

-- Integers are very useful when you need to count things. -- If you are running short of decimal points and fraction bars, then integers are definitely the best numbers to use, since they don't need any of those.

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