ISEE Middle Level Math : How to find percentage

Study concepts, example questions & explanations for ISEE Middle Level Math

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Example Questions

Example Question #151 : Percentage

Convert the fraction to a percentage. 

Possible Answers:

Correct answer:

Explanation:

To convert a fraction to a percentage, divide the numerator of the fraction by the denominator.  

Move the decimal in the quotient two places to the right to create a percentage.   

Example Question #152 : Percentage

What percentage does  represent?

Possible Answers:

Correct answer:

Explanation:

To get a fraction into a percentage you must turn it into a decimal.  

Make the fraction over  so you must multiple it by  

.  

This gives you the decimal  which you multiply by  to give you .

Example Question #153 : Percentage

What is 0.036 as a percent?

Possible Answers:

Correct answer:

Explanation:

Method 1:

Rewrite 0.036 as a fraction:

Because percents are based on 100, divide the numerator and denominator by 10.

3.6%

 

Method 2:

Multiply 

To multiply by 100, move the decimal point two places to the right; then add the percent sign:

 

3.6% is the correct answer.

Example Question #154 : Percentage

75 out of 500 is what percent?

Possible Answers:

Correct answer:

Explanation:

 represents part of the whole which is .  The fraction would be

Then, set up a proportion:

 represents the percent

Cross multiply:

Divide both sides by the coefficient of x, which is 500:

Example Question #155 : Percentage

What is 0.467 as a percent?

Possible Answers:

There is no solution.

Correct answer:

Explanation:

Method 1:

Rewrite 0.467 as a fraction

Divide numerator and denominator by 10.

 46.7 %

 

Method 2:

Multiply

Move the decimal in 0.467 to the right and add a % sign. 

The correct answer is 46.7%

Example Question #156 : Percentage

What is  of ?

Possible Answers:

Correct answer:

Explanation:

To solve, multiply:

Answer:

Example Question #157 : Percentage

What is  of ?

Possible Answers:

Correct answer:

Explanation:

To solve, multiply

Answer:

Example Question #158 : Percentage

What is the percentage equivalent of ?

Possible Answers:

Correct answer:

Explanation:

To solve, multiply:

Answer: 

Example Question #159 : Percentage

What is the percentage equivalent of ?

Possible Answers:

Correct answer:

Explanation:

To solve, multiply:

Answer: 

Example Question #160 : Percentage

A bicycle is on sale for 35% off the original price of $80.00. What is the sale price of the bicycle?

 

Possible Answers:

Correct answer:

Explanation:

To solve, first multiply:

Then, subtract that amount from the original price:

Answer: The sale price is

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