ISEE Lower Level Math : Operations

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

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Example Questions

Example Question #121 : Operations

If Ross has 10 pieces of candy to share among himself and his two friends, how many pieces will be left over if they each get the same number of pieces?

Possible Answers:

Correct answer:

Explanation:

If Ross and his two friends share 10 pieces of candy, they can each have 3 pieces. That leaves one piece that cannot be divided. Therefore, one is the correct answer. 

Example Question #122 : Operations

Beth rides her bike from her house to the store, which is five miles away. It takes her 20 minutes to get there, including five minutes of waiting for a green light.

Excluding the time that she spends waiting, how many minutes does it take her to ride one mile?

Possible Answers:

Correct answer:

Explanation:

If it takes Beth 20 minutes to get to the store, but spends five minutes waiting for a stop light to change, she really spends 15 minutes biking to the store. 

She therefore takes 15 minutes to travel five miles, or three minutes per mile.

 

Example Question #288 : Isee Lower Level (Grades 5 6) Mathematics Achievement

If Annie feeds her dog  ounces of food a day, with how many days' worth of food will  ounces of food supply her dog?

Possible Answers:

Correct answer:

Explanation:

If Annie feeds her dog  ounces of food a day, then  ounces of food will provide for her dog for 5 days because . Therefore,  is the correct answer.

Example Question #123 : Operations

If every whole pizza has  slices, and a basketball team eats  slices of pizza, how many whole pizzas did they eat?

Possible Answers:

Correct answer:

Explanation:

If every whole pizza has  slices, and a basketball team eats  slices, then the number of pizzas that the team eats will be equal to .

Example Question #290 : Isee Lower Level (Grades 5 6) Mathematics Achievement

What is the value of the expression below?

Possible Answers:

Correct answer:

Explanation:

In order to solve , the second fraction must be inverted and multiplied by the first fraction. This gives us:

 

The numerators are multiplied by one another, as are the denominators. 

By dividing the numerator and denominator each by , the fraction can be simplified to , which is the correct answer. 

Example Question #41 : How To Divide

What is the value of the expression below?

Possible Answers:

Correct answer:

Explanation:

In order to solve , the second fraction must be inverted and multiplied by the first fraction. This gives us:

 

The numerators are multiplied by one another, as are the denominators. 

This can be simplified to , which is the correct answer.

Example Question #42 : How To Divide

Which of the following is the best estimate of the expression below?

Possible Answers:

Correct answer:

Explanation:

The expression  can be rewritten as:

When rounded to the nearest ones place, this gives us:

, which is equal to 

(The decimal equivalent of  is , while the decimal equivalent of  is . Thus,  is in fact the closest estimate of the expression  amongst the given answer choices. 

Example Question #43 : How To Divide

Joe is half the age of his brother Tom, who is eight years old. In three years, what will be the value of Joe's age divided by Tom's age?

Possible Answers:

Correct answer:

Explanation:

If Joe is half the age of Tom and Tom is  years old, then Joe is  years old. In  years, Joe will be  years old and Tom will be  years old. 

Therefore, in  years, Joe's age divided by Tom's age will be .

Example Question #44 : How To Divide

If apples cost  per pound, how many pounds would  buy?

Possible Answers:

Correct answer:

Explanation:

If apples cost  per pound, then the number of pounds that  could buy would be equal to . This is equal to

(An easy way to solve this is to double the numbers, resulting in  .)

Example Question #291 : Numbers And Operations

Beth lives twelve miles away from Claire. They meet at a point between them, with Beth driving one-third of the distance, and Claire driving two-thirds of the distance. How many miles did Claire drive?

Possible Answers:

 miles

 miles

 miles

 miles

Correct answer:

 miles

Explanation:

Given that Claire drove two-thirds of the distance between her and Beth, she drove  miles because .

Therefore,  is the correct answer. 

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