81 as a decimal

Answer:

81 as a decimal is written as 81.0. Since 81 is a whole number, the decimal representation simply includes a zero following the decimal point to indicate there is no fractional component.

Explanation:

To represent 81 as a decimal, we simply write it as 81.0, emphasizing that there are no numbers following the decimal point.

This shows that 81 is a complete, whole number without any fractional part.

• Whole Number: A number without fractions; an integer. Decimal: A numerical representation that uses the base ten and includes a decimal point to separate the whole part from the fractional part.

• Decimal Point: A dot (.) used in a decimal number to separate the whole number from the fractional part.

• Fractional Part: The numbers to the right of the decimal point in a decimal number, representing a value less than one.

• Integer: A whole number; a number that is not a fraction.