ISEE Middle Level Math : Numbers and Operations

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

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Example Questions

Example Question #701 : Numbers And Operations

Below is the list of candidates for Student Council president, along with the number of votes each won:

What percent of the students voted for neither Kerry nor Quinn (nearest tenth)?

Possible Answers:

Correct answer:

Explanation:

 students total voted. Out of those,  voted for a candidate other than Kerry or Quinn.  To convert this to a percent, use this proportion and solve for  :

 

Example Question #27 : Percentage

A $200.00 cell phone is on sale for 15% off. What is the sales price of the cell phone?

Possible Answers:

Correct answer:

Explanation:

First multiply:

Then, subtract that amount from the original price:

Answer: The cell phone costs $170.00.

Example Question #143 : Concepts

Simplify:

 

Possible Answers:

Correct answer:

Explanation:

Percent means "per one hundred" or "divided by one hundred". To convert a percentage to a decimal we should move the decimal point two places to the left. So we can write:

 

So we get:

 

Example Question #702 : Numbers And Operations

What is the decimal equivalent of ?

Possible Answers:

Correct answer:

Explanation:

To find the decimal equivalent of a percentage, divide the percentage by .

Example Question #703 : Numbers And Operations

What is the decimal equivalent of ?

Possible Answers:

Correct answer:

Explanation:

To find the decimal equivalent of a percentage, divide the percentage by .

Example Question #704 : Numbers And Operations

What is the decimal equivalent of ?

Possible Answers:

Correct answer:

Explanation:

To find the decimal equivalent of a percentage, divide the percentage by .

Example Question #705 : Numbers And Operations

What is the decimal equivalent of ?

Possible Answers:

Correct answer:

Explanation:

To find the decimal equivalent of a percentage, divide the percentage by .

Example Question #706 : Numbers And Operations

What is % off of ?

Possible Answers:

Correct answer:

Explanation:

First multiply: 

Then, subtract: 

Answer:

Example Question #707 : Numbers And Operations

What is % off of ?

Possible Answers:

 

 

Correct answer:

Explanation:

First multiply: 

Then, subtract: 

Answer:

Example Question #708 : Numbers And Operations

What is the equivalent of %?

Possible Answers:

Correct answer:

Explanation:

Divide:

Answer:

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