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# Positive number

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A **positive number** is a number that is bigger than zero.

A positive number can be written with a "+" symbol in front of it, or just as a number. For example, "+3" is a positive number. Also "2" is a positive number. A number with a "-" symbol in front of it is not a positive number – it is a negative number.

Positive numbers which are integers are called natural numbers.

Positive numbers are written to the right of zero on a number line: