
IXL K12 Math Practice
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An integer is a positive or negative whole number. For example, 38, 4, 0, 12, 399 are all integers. Fractions, decimals and percents are not integers because they are not whole numbers. More »
Integers are numbers that do not have a fractional part; they include counting numbers, negative of counting numbers, and zero. A counting number, or a natural number, is a number that can be used to count. Examples of c... More »
Consecutive integers are two integers that sit adjacent to each other in a number sequence. An integer is a positive or negative whole number. The lowest value set of positive consecutive integers are 1 and 2, and the hi... More »
A noninteger is a number that is not a whole number, a negative whole number or zero. It is any number not included in the integer set, which is expressed as { ... 3, 2, 1, 0, 1, 2, 3, ... }. More »
A composite number is a positive whole number that can be divided evenly by a number other than itself and one. For example, 12 is a composite number, as it can be divided evenly by three and four. More »
In math terms, a number's multiples are the product of that number and another whole number. For instance, multiples of seven include seven, 14 and 21 because these numbers result when seven is multiplied by 1, 2 and 3. More »
Zero is an integer. An integer is defined as all positive and negative whole numbers and zero. Zero is also a whole number, a rational number and a real number, but it is not typically considered a natural number, nor is... More »

IXL K12 Math Practice
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