Negative Number

Negative Number

Real number that is less than or equal to zero.

The only number that is both positive and negative is the number 0.
The opposite of a positive number is a negative number with the same absolute value and vice versa.

  • The opposite of –5 is 5.
  • The opposite of 7 is –7.


The numbers –5, –7, –\(\frac{1}{2}\), –\(\sqrt{6}\), –2.8 and –13π are negative numbers.

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