Basic Arithmetic : Changing a Decimal to a Percent

Study concepts, example questions & explanations for Basic Arithmetic

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Example Questions

Example Question #1 : Changing A Decimal To A Percent

Convert  to a percent.

Possible Answers:

Correct answer:

Explanation:

To convert a decimal into percent, multiply the decimal by 100 and then add a "%" sign.

Add a % sign.

Example Question #2 : Changing A Decimal To A Percent

What is  as a percent?

Possible Answers:

Correct answer:

Explanation:

To change a demical to a percent, multiply the decimal by 100 and then add the percent sign.

Add the percent sign.

 

Example Question #3 : Changing View

What is  as a percent?

Possible Answers:

Correct answer:

Explanation:

To change a decimal into a percent, start by multiplying the decimal by 100.

Then, add a percent sign to the end of that number.

Example Question #4 : Changing View

What is  as a percent?

Possible Answers:

Correct answer:

Explanation:

To change a decimal into a percent, start by multiplying the decimal by 100.

Then add a percent sign to the end of the number.

Example Question #3 : Changing A Decimal To A Percent

What is  as a percent?

Possible Answers:

Correct answer:

Explanation:

To change a decimal into a percent, multiply the decimal by 100 then add the percent sign.

Example Question #6 : Changing View

Change  into a percent.

Possible Answers:

Correct answer:

Explanation:

To change a decimal into a percent, multiply the decimal by  then add a percent sign at the end of that number.

Example Question #31 : Percents And Decimals

What is  expressed as a percentage rounded to the nearest tenth?

Possible Answers:

Correct answer:

Explanation:

Percents are numbers expressing parts of  means  part of , or 

 

The simplest way to convert a decimal to a percentage is to move the decimal place over two places to the right. We move the decimal point to after the hundredths place because we are rewriting the decimal as a portion of . Therefore:

Now, we need to round the percentage to the nearest tenth. The number after the tenths place is a five, so we need to round up:

 is therefore our final answer.

Example Question #32 : Percents And Decimals

What is  expressed as a percentage rounded to the nearest hundredth?

Possible Answers:

Correct answer:

Explanation:

Percents are numbers expressing parts of  is the same thing as saying  parts of  or 

 

The simplest way to convert a decimal to a percentage is to move the decimal place over two places to the right. We move the decimal point to after the hundredths place because we are rewriting the decimal as a portion of . Therefore:

In everyday usage, percents usually are between  and . However, when a number is greater than , it's corresponding percentage is going to be greater than . The next step of this problem is to round the percentage we have to the nearest hundredth. The number in the thousandths place is , therefore, we're going to round up:

 is therefore our final answer.

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