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 #66 : How To Find The Distributive Property

Solve using the distributive property:

Possible Answers:

Correct answer:

Explanation:

First, multiply each number in parenthesis by 8:

Then solve: 

Answer: 

 

Example Question #631 : Numbers And Operations

Solve using the distributive property:

Possible Answers:

Correct answer:

Explanation:

First, multiply each number in parenthesis by 4:

Then solve:

Answer:

Example Question #68 : How To Find The Distributive Property

What is the value of  in the equation below?

Possible Answers:

Correct answer:

Explanation:

In order to solve this problem, the distributive property must be applied. See below:

The number 5 is multipled by the x, and then by the other 5 within the parenthesis:

The number 25 is then added to both side of the equation. 

125 divided by 5 equals 25, which is therefore the correct answer. 

Example Question #631 : Numbers And Operations

Solve:

Possible Answers:

Correct answer:

Explanation:

First calculate both square roots:

Then multiply them together:

Answer:

Example Question #632 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

First perform the addition inside the parentheses, then multiply:

Answer:

Example Question #633 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:
According to the order of operations, we should take care of the operations in parentheses first. Then find the product:

Answer: 

Example Question #634 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

We perform the addition first because it is in parentheses. The second and final step is the multiplication:

Answer: 

Example Question #635 : Numbers And Operations

Multiply:

Possible Answers:

Correct answer:

Explanation:

In this problem, you must apply the distributive property and multiply y by each item in the parentheses. 

Remember that y times y will result in

Example Question #636 : Numbers And Operations

 

Possible Answers:

Correct answer:

Explanation:

First do the addition, because operations in parentheses take precedent. Then take the product to find the answer:

 

Example Question #637 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

Order of Operations tells us that the operation in parentheses must be done before the multiplication:

Answer:

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