# Ch 2: Rational Numbers: Help and Review

The Rational Numbers chapter of this GMAT Prep Help and Review course is the simplest way to master rational numbers for the GMAT test. This chapter uses simple and fun videos that are about five minutes long, plus lesson quizzes and a chapter exam to ensure students learn the essentials of rational numbers.

## Who's it for?

Anyone who needs help learning or mastering rational numbers for the GMAT test will benefit from taking this course. There is no faster or easier way to learn about rational numbers. Among those who would benefit are:

• Students who have fallen behind in understanding methods for building and reducing fractions, finding the least common denominators or ordering and comparing fractions
• Students who struggle with learning disabilities or learning differences, including autism and ADHD
• Students who prefer multiple ways of learning about GMAT test topics (visual or auditory)
• Students who have missed class time and need to catch up
• Students who need an efficient way to learn about rational numbers
• Students who struggle to understand their teachers
• Students who attend schools without extra resources for teaching GMAT test subjects

## How it works:

• Find videos in our course that cover what you need to learn or review.
• Press play and watch the video lesson.
• Refer to the video transcripts to reinforce your learning.
• Test your understanding of each lesson with short quizzes.
• Verify you're ready by completing the Rational Numbers Help and Review chapter exam.

## Why it works:

• Study Efficiently: Skip what you know, review what you don't.
• Retain What You Learn: Engaging animations and real-life examples make topics easy to grasp.
• Be Ready on Test Day: Use the Rational Numbers Help and Review chapter exam to be prepared.
• Get Extra Support: Ask our subject-matter experts any question about rational numbers. They're here to help!
• Study With Flexibility: Watch videos on any web-ready device.

## Students will review:

This chapter helps students review the lessons in a rational numbers unit of a standard GMAT prep course. Topics covered include:

• Conversion of mixed numbers to improper fractions
• Solutions for complex fractions
• Calculations of proportions and ratios
• Division of mixed numbers and fractions
• Subtraction and addition of unlike fractions and mixed numbers

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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### Other Chapters

Other chapters within the GMAT Prep: Help and Review course

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