How Numbers Are Classified
All Numbers
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Imaginary Numbers |
Real Numbers |
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Numbers that seem to be impossible √(-25), (-4)¾ |
Irrational
Numbers
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Rational Numbers |
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Numbers that cannot be written as a ratio (fraction). π, (2).5 ,
51/2, √(3) |
Fractions |
Integers |
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Numbers that are or include parts of a whole. ½ , 1 ¾ , - ¼ , 1.6, -.3 |
Negative
Counting Numbers |
Whole Numbers
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Numbers that represent the opposites of the counting numbers. …-3,-2,-1 |
Zero |
Counting (Natural) Numbers |
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0 |
1,2,3,… |