GED® Percents: Skills and Practice
A deep Basic Math course focused only on percents. Students learn percent meaning, percent-decimal-fraction conversion, percent of a number, discounts, tax, tips, percent increase and decrease, reverse percent, and GED®-style case studies from shopping, paychecks, test scores, budgeting, and data.
📚 Course Curriculum
Percent means per hundred. The symbol \(\%\) is a shortcut for "out of 100.". [[figure:percent_grid A 100-grid makes percent literal: 37 shaded squares out of …
Open trial session →Percents, decimals, and fractions are three names for the same amount. [[figure:percent_conversion The same value can be written as percent, fraction, simplified fraction, or decimal.]]. …
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The core percent equation is:. [[figure:percent_equation_triangle Cover the unknown: part = percent times whole.]]. Example: Find 30% of 150. So 30% of 150 is 45. …
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Sometimes the question gives the part and whole, and asks for the percent. Use:. Example: 18 is what percent of 72?. Another example: A student …
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A discount lowers the original price. If an item is 25% off, the store removes 25% and you pay the remaining 75%. [[figure:percent_discount_bar A 25% …
Open trial session →Tax, tips, fees, and commission usually increase an amount. For sales tax:. If tax is 6%, then the total is 106% of the price:. Example: …
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Percent change compares the change to the original amount. [[figure:percent_change_arrow The change is compared to the old value, not the new value.]]. Increase example: A …
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Reverse percent problems give the final amount and ask for the original. These feel harder because the original is hidden. Use this idea:. If a …
Open trial session →Percent questions become easier when you identify the base: what is the percent being taken of?. Case study 1 - shopping with discount and tax. …
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Percent mastery is not just knowing formulas. It is knowing which formula fits the story. Use this decision map:. Find part: "What is 30% of …
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Course Syllabus
This self-paced GED® Math course follows a 10-lesson sequence. Work through the modules in order so that each skill supports the next.
Course sequence
Module 1 - Lessons 1-4
- What Percent Means: Per Hundred
- Converting Percents, Decimals, and Fractions
- Finding a Percent of a Number
- Finding the Percent When You Know Part and Whole
Module 2 - Lessons 5-8
- Discounts, Sale Prices, and Coupons
- Sales Tax, Tips, Fees, and Commission
- Percent Increase and Percent Decrease
- Reverse Percent: Finding the Original
Module 3 - Lessons 9-10
- Percent Case Studies: Shopping, Grades, Budgeting, and Data
- GED® Percent Strategy: Estimate, Model, Solve, Check
Practice and completion
- Use worked examples and lesson practice to check understanding after each module.
- Review incorrect answers, explain the correction, and repeat weak skills.
- Complete the available mixed or final course practice to demonstrate readiness.
Course Outcomes
By the end of this course, learners will be able to:
- Explain and apply the mathematical ideas in What Percent Means: Per Hundred.
- Solve multi-step problems involving Finding a Percent of a Number and show a clear method.
- Interpret representations and check the reasonableness of work involving Discounts, Sale Prices, and Coupons.
- Choose efficient strategies for unfamiliar questions related to Reverse Percent: Finding the Original.
- Combine skills from GED® Percent Strategy: Estimate, Model, Solve, Check with earlier topics in mixed practice.
- Use feedback and answer explanations to diagnose and correct mistakes.
- Complete mixed, exam-style practice with clearer reasoning and greater independence.
📝 Practice Questions
33 interactive questions with instant feedback and explanations.
Enroll for free to unlock the full practice bank after the trial sessions.