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Concept

Decimal Numbers

Numbers that lie between integers on the number line can be written as decimal numbers. These consist of an integer part, a decimal point as a separator, and a non-zero decimal part written to the right of the decimal point. Consider the number as an example.
The decimal 12.346 where 12 is an integer part, . is a decimal point, and 346 is a decimal part
The integer part of this number is Since there is a decimal part, the number is greater than but less than Therefore, when plotting on a number line, the point will lie between and

It is important to note that these decimals can have very different values, depending on their place value.

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