Decimal Number
Number in which the whole part is separated from the decimal part by a decimal point.
Decimal numbers are real numbers written in decimal notation.
Examples
- The expression [latex]\frac{2}{3}[/latex] represents a real number where the whole part is 0 and the decimal part is 0.666 666 …
- The expression [latex]\frac{7}{4}[/latex] represents a real number where the whole part is 1 and the decimal part is 0.75.
- The expression [latex]\frac{7}{3}[/latex] represents a real number where the whole part is 2 and the decimal part is 0.333 333 …
- The expression [latex]\sqrt{5}[/latex] represents a real number where the whole part is 2 and the decimal part is 0.236 067 …