Algebra 1 : Percents

Study concepts, example questions & explanations for Algebra 1

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Example Questions

Example Question #11 : Percents

What is ten percent of six?

Possible Answers:

Correct answer:

Explanation:

In order to determine the value, set up an expression.

Ten percent is ten parts out of 100, or .

Ten percent of six would be:

Simplify this to find the unknown value.

The answer is:  

Example Question #12 : Percents

Convert  to decimal.

Possible Answers:

Correct answer:

Explanation:

To convert a percent to a decimal, simply remove the percent sign and divide the entire number by 100.

This is also the same as moving the decimal place back two spaces.

The answer is:  

Example Question #11 : Percents

Convert the following decimal to percent:  

Possible Answers:

Correct answer:

Explanation:

A percentage is a number out of 100, which means that if we have a number that was 54 percent, then we have: 

From this example, since we are given a decimal , we can work backwards to find the percentage by moving the decimal place two spots to the right and add a percentage sign.

The answer is:  

Example Question #14 : Percents

 is what percent of ?

Possible Answers:

Correct answer:

Explanation:

Seeing the word means equal and of is multiplication. We set up an equation. 

 Let  represent the percentage. Divide  on both sides.

 We shift the decimal two places to the left to find the percentage.

%

Example Question #15 : Percents

 is what percent of ?

Possible Answers:

Correct answer:

Explanation:

Seeing the word means equal and of is multiplication. We set up an equation. 

 Let  represent the percentage. Divide  on both sides.

 We shift the decimal two places to the left to find the percentage.

%

Example Question #1101 : Linear Equations

Rewrite  as a percent.

Possible Answers:

Correct answer:

Explanation:

In order to write a decimal place as a percent, put the decimal over a denominator of one.

A percentage is some number out of 100 parts.

Move the decimal place on the numerator two places to the right, and then add two zeros on the denominator.

The answer is .

Example Question #1102 : Linear Equations

 of  is

Possible Answers:

Correct answer:

Explanation:

First convert the percent to a decimal. Just shift the decimal place two places to the left.  . Next, when we see of, it means multiplication.

 Remember to shift two decimal places to the left because of decimal placement.

 

Example Question #18 : Percents

 of  is

Possible Answers:

Correct answer:

Explanation:

First convert the percent to a decimal. Just shift the decimal place two places to the left.  . Next, when we see of, it means multiplication.

 Remember to shift two decimal places to the left because of decimal placement.

Example Question #19 : Percents

 of  is

Possible Answers:

Correct answer:

Explanation:

First convert the percent to a decimal. Just shift the decimal place two places to the left.  . Next, when we see of, it means multiplication.

 Remember to shift three decimal places to the left because of decimal placement.

Example Question #20 : Percents

 of  is 

Possible Answers:

Correct answer:

Explanation:

First convert the percent to a decimal. Just shift the decimal place two places to the left.  . Next, when we see of, it means multiplication.

 Remember to shift three decimal places to the left because of decimal placement.

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