Below, you will find a wide range of our printable worksheets in chapter **Number Theory** of section **Whole Numbers and Number Theory**. These worksheets are appropriate for **Fifth Grade Math**. We have crafted many worksheets covering various aspects of this topic, **prime and composite numbers**, **organized lists**, **exponents and square numbers**, **prime factorization**, **scientific notation**, and many more. We hope you find them very useful and interesting.

A brief description of the worksheets is on each of the worksheet widgets. Click on the images to view, download, or print them.
All worksheets are **free** for individual and non-commercial use.

Please visit Whole Numbers and Number Theory to browse more worksheets in the same area. View the full list of topics for this grade and subject categorized by common core standards or in a traditional way.

Identify prime and composite numbers. See how factorization helps in determining whether the number is prime or composite.

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Whole Numbers and Number Theory Number Theory Prime and Composite Numbers **

List prime and composite numbers between 1 and 100. Some tricky word problems to test your understanding of them.

Category: **
Whole Numbers and Number Theory Number Theory Prime and Composite Numbers **

Analyze a word problem and find and collect the data from it. Make organized list of the data you found and use them to find the combinations.

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Whole Numbers and Number Theory Number Theory Organized Lists **

Make organized lists to find possible ways or arrangements. Some exciting word problems that you face each time you order food.

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Whole Numbers and Number Theory Number Theory Organized Lists **

Understand the terms base and exponent. Using base and exponent, find the value of an exponent number or vice versa.

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Whole Numbers and Number Theory Number Theory Exponents and Square Numbers **

Convert multiplication expression to a number in exponent form. Compare exponents. Use your understanding to solve some word problems.

Category: **
Whole Numbers and Number Theory Number Theory Exponents and Square Numbers **

Learn using a factor tree to find prime factors of whole numbers. Apply your skill to find the largest common factor of two numbers.

Category: **
Whole Numbers and Number Theory Number Theory Prime Factorization **

Practice problems to help you learn more about prime factors. Some test preparation problems are also in the worksheet.

Category: **
Whole Numbers and Number Theory Number Theory Prime Factorization **

Learn how to write really large numbers using base 10 and exponents. Use scientific notation to write large whole numbers and vice versa.

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Whole Numbers and Number Theory Number Theory Scientific Notation **

Understand how scientific notation is used to write large numbers involving planetary distances etc.

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Whole Numbers and Number Theory Number Theory Scientific Notation **

Again, please feel free to visit Whole Numbers and Number Theory to browse similar worksheets that may interest you.