# Ch 23: Ratios, Proportions & Percent in Algebra: Help & Review

The Calculations, Ratios, Percent and Proportions chapter of this High School Algebra I Help and Review course is the simplest way to master calculations, ratios, percent and proportions. 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 calculations, ratios, percent and proportions.

## Who's it for?

Anyone who needs help learning or mastering high school algebra I material will benefit from taking this course. There is no faster or easier way to learn high school algebra I. Among those who would benefit are:

• Students who have fallen behind in understanding calculations and applications for ratios, percent and proportions
• Students who struggle with learning disabilities or learning differences, including autism and ADHD
• Students who prefer multiple ways of learning math (visual or auditory)
• Students who have missed class time and need to catch up
• Students who need an efficient way to learn about calculations, ratios, percent and proportions
• Students who struggle to understand their teachers
• Students who attend schools without extra math learning resources

## 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 calculations, ratios, percent and proportions 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 calculations, ratios, percent and proportions chapter exam to be prepared.
• Get Extra Support: Ask our subject-matter experts any calculations, ratios, percent or proportions question. They're here to help!
• Study With Flexibility: Watch videos on any web-ready device.

## Students will review:

This chapter helps students review the concepts in a calculations, ratios, percent and proportions unit of a standard high school algebra I course. Topics covered include:

• Ratios and rates
• Calculations with ratios and proportions
• Solutions for word problems that use percents
• Solutions for interest problems
• Compound interest formulas

18 Lessons in Chapter 23: Ratios, Proportions & Percent in Algebra: Help & Review
Test your knowledge with a 30-question chapter practice test
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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