What is 80 9/20 as a decimal? Tutorial in mathshowcase.info

In mathematics, converting fractions to decimals is a common task. Let's go through the process of converting the fraction 80 9/20 to a decimal.

You can try other fractional values to get more familiar with the conversion guide.

Often, convert 75 1/8 to a decimal or 87 1/2 to a decimal, depending on the task.

What is 80 9/20?

A fraction consists of two numbers: the numerator (top number) and the denominator (bottom number). In the fraction 80 9/20: 80 is the whole number, 9 is the numerator, and 20 is the denominator. First, convert the mixed fraction to an improper fraction. Multiply the whole number 80 by the denominator 20, then add the numerator 9: (80 × 20 + 9). To find the value of the fraction, divide the numerator 1609 by the denominator 20.

Conversion formula (equation):

$80 \frac{9}{20} = \frac{80 × 20 + 9}{20} = \frac{1609}{20} = 80.45$

Solution:

$80 \frac{9}{20}$ = 80.45

What is a fraction?

A fraction consists of two parts: the numerator on top and the denominator below. It shows parts of a whole and is used to compare values.

What is a decimal?

A decimal is a number system that includes a decimal point. This point separates the whole number from the fractional part. It is an easy way to express values less than one.

Conversion Steps:

To convert 80 9/20 to a decimal, follow these steps:

Step 1: Convert to an improper fraction. Start by converting the mixed fraction to an improper fraction. Multiply the integer part 80 by the denominator 20, and add the numerator 9.
Step 2: Set up the division. Divide the numerator 1609 by the denominator 20. It will look like this: 1609 ÷ 20.
Step 3: Perform the division. Use a calculator to divide 1609 by 20, or do it manually.
Step 4: Identify the decimal. The result will be a decimal. When 1609 is divided by 20, you get 80.45.

What is 80 9/20 as a decimal?