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Ch 2: Big Ideas Math Common Core 7th Grade Chapter 2: Rational Numbers

About This Chapter

The Rational Numbers chapter of this Big Ideas Math Common Core 7th Grade Online Textbook Help course helps students learn the essential math lessons of rational numbers. Each of these simple and fun video lessons is about five minutes long and is sequenced to align with the Rational Numbers textbook chapter.

How it works:

  • Find the lesson within this chapter that corresponds to what you're studying in the Rational Numbers chapter of your textbook.
  • Watch fun videos that cover the mathematical concepts you need to learn or review.
  • Complete the quiz after watching each video lesson to test your understanding.
  • If you need additional help, rewatch the videos until you've mastered the material, or submit a question for one of our instructors.

Chapter Topics

You'll learn all of the history topics covered in the textbook chapter, including:

  • Rational numbers on a number line
  • Basic operations with fractions and mixed numbers
  • Practice with fraction and mixed number arithmetic
  • Basic operations with decimals
  • Decimal word problems

Big Ideas Math: A Common Core Curriculum is a registered trademark of Larson Texts, Inc., which is not affiliated with Study.com.

8 Lessons in Chapter 2: Big Ideas Math Common Core 7th Grade Chapter 2: Rational Numbers
Test your knowledge with a 30-question chapter practice test
Graphing Rational Numbers on a Number Line

1. Graphing Rational Numbers on a Number Line

Number lines have many uses both in mathematics and everyday life. This lesson will teach you how to graph numbers on a number line and give real-world examples of how to use number lines.

How to Add and Subtract Like Fractions and Mixed Numbers

2. How to Add and Subtract Like Fractions and Mixed Numbers

When adding and subtracting fractions, you must be sure to have a common denominator. Once you have a common denominator, you just add or subtract your numerators and then your whole numbers. Learn how in this lesson.

How to Add and Subtract Unlike Fractions and Mixed Numbers

3. How to Add and Subtract Unlike Fractions and Mixed Numbers

Simple fraction arithmetic gets a little more complicated when our denominators don't match. In this lesson, we'll learn how to add and subtract unlike fractions. Then, we'll do the same with mixed numbers.

Adding and Subtracting Decimals: Examples & Word Problems

4. Adding and Subtracting Decimals: Examples & Word Problems

In math, we sometimes have to deal with decimal numbers instead of our nice whole numbers. Watch this video lesson to learn the one thing that you have to take into consideration when adding and subtracting decimals.

Multiplying Fractions and Mixed Numbers

5. Multiplying Fractions and Mixed Numbers

Multiplying fractions is much more straightforward than adding, subtracting or dividing fractions. In this lesson, learn how it works. We'll also learn how to multiply mixed numbers.

Dividing Fractions and Mixed Numbers

6. Dividing Fractions and Mixed Numbers

Dividing fractions and mixed numbers? It sounds daunting, but it's not as tricky as it sounds. In this lesson, we'll learn how to divide fractions and mixed numbers.

Practice with Fraction and Mixed Number Arithmetic

7. Practice with Fraction and Mixed Number Arithmetic

Adding whole numbers is one thing. But adding fractions and mixed numbers? That's not so simple. Or is it? In this lesson, we'll practice arithmetic with both fractions and mixed numbers.

Multiplying and Dividing Decimals: Examples & Word Problems

8. Multiplying and Dividing Decimals: Examples & Word Problems

Watch this video lesson to learn what you need to do to get a correct answer when multiplying and dividing decimals. Learn the easy tricks to figuring out where the decimal point goes.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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