# Ch 21: Lesson Plans for Calculations, Ratios, Percent & Proportions

The Calculations, Ratios, Percent and Proportions chapter of this course is designed to help you plan and teach calculations, ratios, percent and proportions in your classroom. The video lessons, quizzes and transcripts can easily be adapted to provide your lesson plans with engaging and dynamic educational content. Make planning your course easier by using our curriculum as a guide.

## Weekly Curriculum

Below is a sample breakdown of the Calculations, Ratios, Percent and Proportions chapter into a 5-day school week. Based on the pace of your course, you may need to adapt the lesson plan to fit your needs.

Day Topics Key Terms and Concepts Covered
Monday Ratios and rates;
Money word problems
Comparison and unit rate;
Story-based questions and money calculations
Tuesday Proportion;
Calculations with ratios and proportions
Ratios, fractions and cross-multiplying;
Comparison and set of ratios
Wednesday Percents;
Percent word problems
Per hundred, fractions and decimals;
Percents and variables
Thursday Interest problems;
Compounding interest formulas
Invested principal, interest rate and time;
Compound interest, A=P(l+r/n)^nt and accumulates
Friday Taxes and discounts;
Time problems;
Distance formulas
Reduced price and extra cost;
Work rate formula;
Uniform rate formula, distance and fuel

13 Lessons in Chapter 21: Lesson Plans for Calculations, Ratios, Percent & Proportions
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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