# Language Of Number

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Whole number
The numbers 0,1,2,3,4,5 etc.
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Natural numbers
The numbers from 1,2,3,4,5 etc.
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Integer
Positive and negitive whole numbers.
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Positive
A number greater than zero.
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Negitive
A number less than zero.
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Decimal
A number of the form 23.68.
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Terminating
A decimal number which does not continue.
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Fraction
A number which can be written in the form a/b.
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Percentage
A number written as a fraction out of 100.
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Numerator
The top line of a fraction.
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Denominator
The bottom line of a fraction.
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common denominator
A denominator which several other denominators can divide into.
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Factor
A number which divides exactly into another number.
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Common factor
A factor which is the same for several numbers.
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Prime
A number with only two factors which are 1 and itself.
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Prime factor
A factor which is also a prime number.
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Multiple
A number which another number divides exactly into. When two numbers are multiplied together the result is called a multiplied.
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Square
The result when a number has been multiplied by itself.
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Root
The opposite of squaring a number.
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Cube
The result when a number has been multiplied by itself and itself again.
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Sum
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Difference
The subtraction of two numbers.
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Product
The multiplication of two numbers.
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Equivalent
Numbers which have the same value.
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Estimate
An approximate or rough size of a number.
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Counterexample
An example which can disapprove a statement.
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## Other cards in this set

### Card 2

Natural numbers

#### Back

The numbers from 1,2,3,4,5 etc.

### Card 3

Integer

#### Back ### Card 4

Positive

#### Back ### Card 5

Negitive

#### Back 