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 #25 : Percentages

What is the decimal equivalent to ?

Possible Answers:

Correct answer:

Explanation:

Divide the numerator (top number) by the denominator (bottom number):

Answer:

Example Question #22 : Percentages

What is written as a decimal?

Possible Answers:

Correct answer:

Explanation:

Divide the numerator (top number) by the denominator (bottom number):

Answer: 

Example Question #24 : Percentages

What is the decimal equivalent of ?

Possible Answers:

Correct answer:

Explanation:

Divide the numerator (top number) by the denominator (bottom number):

Answer: 

Example Question #21 : Percentages

Write as a decimal.

Possible Answers:

Correct answer:

Explanation:

Divide the numerator (top number) by the denominator (bottom number):

Answer: 

 

 

 

Example Question #21 : Percentages

Write  as a decimal.

Possible Answers:

Correct answer:

Explanation:

To convert a percentage into a decimal, divide the number by 100.

Here's a trick: Simply pretend there is a decimal point at the end of the number, and then move the decimal point two places to the left. 

You can think of 42 as 42.0 (or 42. - the zero doesn't matter). Now move the decimal point two places to the left.

Answer:

 

Example Question #31 : How To Find The Part From The Whole With Percentage

What is 0.06% of 0.07?

Possible Answers:

Correct answer:

Explanation:

0.06%, as a decimal, is equal to , so 0.06% of 0.07 is equal to 

Example Question #891 : Numbers And Operations

What is  of  ?

Possible Answers:

Correct answer:

Explanation:

  of  is equal to:

Cross-cancel:

Example Question #41 : How To Find The Part From The Whole With Percentage

What is  of  ?

Possible Answers:

Correct answer:

Explanation:

 of   can be rewritten as 

Example Question #42 : How To Find The Part From The Whole With Percentage

What is 1,800% of 0.00018?

Possible Answers:

Correct answer:

Explanation:

1,800% of 0.00018 is equal to

.

Example Question #41 : How To Find The Part From The Whole With Percentage

What is 1.11% percent of 1.11?

Possible Answers:

Correct answer:

Explanation:

Taking 1.11% percent of a number is the same as multiplying it by 0.0111, so

1.11% percent of 1.11 is equal to

.

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