About This Chapter
Number Basics - Chapter Summary
In this chapter, you'll review some number basics. Topics include place value and even and odd numbers. Comparing and ordering both fractions and decimals is also covered in these lessons. Once you complete this chapter, you should be ready to do the following:
- Compare decimals, fractions and whole numbers using the number line
- Round decimals and mixed numbers
- Give an example of a prime number
Our engaging video lessons and quizzes make it easy to test your knowledge or learn something new. We make it easy to study with convenience with our mobile-friendly learning tools, accessible 24 hours a day. Skip ahead to just one portion of a video lesson or go back and review a subject that needs more work with the video tabs feature in the Timeline. If you need additional help, feel free to contact one of our instructors.
1. What is Place Value? - Definition & Examples
Every digit in a number has a place value. In this lesson, through definition and example, we will learn what a place value is and how to find the place value of a specific digit. At the end of the lesson, you can continue practicing with a quiz.
2. What Are Odd & Even Numbers? - Definition & Examples
In this lesson, you'll learn what odd and even numbers are with the help of some visual aids. You'll also learn some interesting properties of odd and even numbers. Then, you can test your new knowledge with a brief quiz.
3. Comparing and Ordering Fractions
Comparing and ordering fractions is way to examine fractions that contain different-sized sets. In order to compare these fractions, you must find a common denominator and make equivalent fractions.
4. Comparing and Ordering Decimals
In this video lesson, you'll find out how you can look at any two decimals and immediately tell which is greater than the other. You'll also learn how to quickly sort decimals from least to greatest or vice versa.
5. Using the Number Line to Compare Decimals, Fractions, and Whole Numbers
Watch this video lesson to learn how useful the number line can be when you need to compare two different numbers, be they whole numbers, decimals or even fractions. Learn how to plot these numbers on the number line so you can compare them.
6. How to Round Mixed Numbers
After watching this video lesson, you should be able to round mixed numbers easily and quickly. You will learn about what number to look at to determine whether you should round up or round down.
7. How to Round Decimals
After watching this video lesson, you will be able to look at any decimal number and round it any which way you want. Learn the tipping point that determines whether to go up to the next number or not.
8. What Are Prime Numbers? - Definition & Examples
In this lesson, we'll do a brief review of factors, and then learn how factors make prime numbers unique. You can also test your knowledge with a brief quiz.
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