# How do you write 80 as a decimal?

Category: How

Author: Lester Pierce

Published: 2020-11-24

Views: 127

## How do you write 80 as a decimal?

To write 80 as a decimal, divide 80 by 10 to get 8 and move the decimal point one place to the left. Therefore, 80 as a decimal is 8.

## How do you determine where to place the decimal point?

To determine where to place the decimal point, you need to look at the number of significant figures in the number. The decimal point always goes after the last significant figure. For example, if a number has 4 significant figures, the decimal point goes after the fourth digit from the left. If a number has 2 significant figures, the decimal point goes after the second digit from the left.

## How do you read a decimal?

A decimal is a number expressed in base 10, using a point to separate the ones place from the tenths place. Decimals are read from left to right, with the point being read as "and." So, the decimal 0.47 is read as "zero point four seven."

## What is the value of each digit in a decimal?

Decimal numbers are used every day in many different situations. Each digit in a decimal number has a different value depending on its place, or position, in the number. The value of each digit can be represented using a place value chart, which shows each position in a decimal number and its corresponding value.

The value of each digit in a decimal number is based on its position in the number. The value of the first digit to the left of the decimal point is always one ten times the value of the digit to its right. For example, in the decimal number 12.345, the 5 is in the ones place, so its value is 5. The 4 is in the tens place, so its value is 4 times 10, or 40. The 3 is in the hundreds place, so its value is 3 times 100, or 300. The 2 is in the thousands place, so its value is 2 times 1,000, or 2,000. And finally, the 1 is in the ten-thousands place, so its value is 1 times 10,000, or 10,000.

To find the value of a decimal number, we simply add up the values of each digit in the number. So, in the decimal number 12.345, the value of the 5 is 5, the value of the 4 is 40, the value of the 3 is 300, the value of the 2 is 2,000, and the value of the 1 is 10,000. This gives us a total value for the decimal number of 12.345 as: 5 + 40 + 300 + 2,000 + 10,000, or 12,345.

As you can see, each digit in a decimal number has a different value depending on its position, or place, in the number. Knowing the value of each digit in a decimal number is important in many everyday situations, such as when we need to read a clock, a calendar, or even a price tag!

## How do you round a decimal?

When rounding a decimal, the rule is to look at the digit to the right of the number that is being rounding. If that digit is 5 or higher, the number being rounded is increased by 1. If the digit to the right is 4 or lower, the number being rounded stays the same. For example, 3.46 would round down to 3.4, but 3.56 would round up to 3.6.

## What are the different types of decimals?

Decimals are numbers that are expressed as a fraction with a denominator of 10 or 100 or 1000 or some other power of 10. There are three types of decimals: base-10 decimals, also called Hindu-Arabic decimals, fractions, and percentage.

Base-10 decimals are the most common type of decimals. The Hindu-Arabic numeral system, which is used in most parts of the world, is a base-10 decimal system. In this system, each digit from 0 to 9 represents a different power of 10. For example, the number 1234 can be read as "1 thousand, 2 hundred, 3 tens, and 4 ones", or as "10 thousand, 20 hundred, 30, and 4".

Fractions are numbers that can be expressed as a ratio of two integers, such as 3/4 or 2/5. They can also be expressed as a decimal, such as 0.75 or 0.40.

Percentages are a way of expressing a number as a fraction of 100. For example, the number 50 can be expressed as 50% (50 out of 100) or 0.50 (50 out of 10,000).

## What are the properties of decimals?

Decimals are numbers that are expressed in a base-ten numeral system. This system has ten digits, 0 through 9, and a decimal point. The decimal point separates the units from the tenths. For example, in the decimal numeral 12.345, the 5 is in the tenths place, and the 4 is in the hundredths place.

Decimals are used in many everyday applications. For example, when we measure something using the metric system, the resulting numbers are often decimal. For example, a person may weigh 80.5 kilograms, and a child may be 1.2 metres tall.

In addition to the metric system, decimals are also used in many other systems of measurement, such as the United States customary units. In this system, teaspoons, tablespoons, and cups are often used. When we measure ingredients for a recipe, we may use decimal numbers for the quantity. For example, we may need 0.25 cups of flour or 1.5 teaspoons of salt.

Decimals are also used in money. Most currencies are based on a decimal system. For example, in Canada there are 100 cents in a dollar. This means that if something costs C\$0.99, we are paying 99 cents for it.

Decimals are also used in many sports. For example, in gymnastics, scores are given as decimal numbers between 0.0 and 10.0. A score of 9.0 is very good, while a score of 8.5 is good.

There are many methods for writing decimals. In Canada, we typically use the decimal point. However, in some other countries, the decimal comma is used. For example, in France the decimal numeral 12,345 would be written as 12 345.

The properties of decimals make them very versatile and useful in many situations. They are easy to use and understand, and they can be written in many different ways.

## What are the uses of decimals?

A decimal is a number in base 10. It is composed of a whole number and a fraction. The fraction represents a tenth, hundredth, thousandth, and so on, of the whole number. For example, the decimal 7.485 represents seven whole units, four tenths of a unit, eight hundredths of a unit, and five thousandths of a unit.

One use for decimals is in estimating. When you are trying to figure out how much something will cost, or how long it will take to complete a task, you can often use estimation with decimals. For example, if you need to buy 2.5 gallons of paint for a project, you can estimate that you will need three gallons of paint, since two and a half gallons is close to three gallons.

Another use for decimals is in measurement. When you are measuring something, you often need to use decimals. For example, if you are measuring the length of a book, you might need to use a ruler that is marked in inches. In this case, you would use decimals to represent the fractions of an inch.

Decimals can also be used in scientific notation. Scientific notation is a way of writing very large or very small numbers. In scientific notation, a number is written as a number between 1 and 10, multiplied by a power of 10. For example, the number 1,000 can be written as 1 x 10^3 in scientific notation. This number is read as "one times ten to the third power", or "one thousand".

Decimals can also be used in computer programming. Many programming languages use decimal values to represent numbers. For example, in the Java programming language, the data type "double" is used to represent decimal values.

Decimals can also be used in Spreadsheets. Spreadsheets are computer programs that are used to store and analyze data. Spreadsheets often use decimal values to represent numbers.

Decimals can also be used in Statistics. Statistics is the study of data. Statisticians use decimals to represent numbers in data sets.

Decimals can also be used in mathematical operations. When you are performing mathematical operations, such as addition, subtraction, multiplication, or division, you often need to use decimals. For example, when you are adding two numbers, such as 7.485 + 4

## How do you convert a decimal to a fraction?

A decimal can be converted to a fraction by using the place value of the decimal. For example, to convert 0.12 to a fraction, the number would be divided into one hundredths and the number 12 would be written as a fraction: 12/100. This process can be done with any decimal number.

## Related Questions

80% is 0.8 or 8

### How do you write 80% as a fraction?

To write 80% as a fraction, divide 80 by 100. This will give you 8 out of every 10.

It would be 0.8

### How do you write a fraction as a decimal?

To write a fraction as a decimal, divide the numerator (top number) by the denominator (bottom number). For example, to write 1/3 as a decimal, divide 1 by 3.

### What is 8080 percent (calculated percentage%) as a decimal?

8080% (calculated percentage%) is 0.8 in decimal form.

### How to convert a percent to a decimal?

To convert a percent to a decimal, divide the percent value (80) by 100 and remove the "%" sign.

### What is 50% as a decimal?

50% is equal to 50/100 which is the same as saying that 50 percent is equivalent to 50 divided by 100.

### What is 80 percent as a fraction?

80% is equal to 80/100.

### What is 8080% as a fraction?

8080% is equal to 80 out of 100.

### Is 80% the same as 80 out of 100?

Yes, 80% is the same as 80 out of 100.

### What is 80% as a fraction in simplest form?

80% as a fraction in simplest form is 4/5.

### What is 18 and 10 as a fraction in its simplest form?

18 and 10 as a fraction in it's simplest form is equal to 1.8

### What is a fraction decimal?

A fraction decimal is a number that is present between zero and 1 or zero and -1. It is an alternative way to express the method of division. We can also write it as part/whole.

### How to convert a fraction to a decimal?

To convert a fraction to a decimal, divide the numerator by the denominator. For example, if someone has a fraction of 1/8, they would divide 8 by 1/8 and get 0.125.

### How do you find the decimal point of a fraction?

To find the decimal point of a fraction, divide the numerator (top number) by the denominator (bottom number).

### How do you convert a ratio to a decimal?

To convert a ratio to a decimal, divide the numerator (top number) by the denominator (bottom number).

1/4 = 0.25

### How to find the place value of a decimal number?

Step 1: Write the decimal number in a place value chart. Step 2: Look at the place of the digit and find its place value. 326.471 would have a place value of 12

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