GED Study Guide: What To Study For All 4 Subjects?

A useful GED study guide starts with one thing: knowing exactly which skills each of the four subject tests measures and how many points you need to pass. This guide breaks down Mathematical Reasoning, Reasoning Through Language Arts, Social Studies, and Science, then shows you how to turn that list into a realistic weekly schedule.

You will learn what to study first, how to prepare for the GED test without wasting weeks on low-value topics, and where free practice materials fit into your routine. Everything here is organized so you can start studying today, even if you only have an hour a day.

GED test overview: what do you need to study?

You need to study four separate subject tests, each scored separately. The exam covers Mathematical Reasoning, Reasoning Through Language Arts, Social Studies, and Science, and you must reach at least 145 points out of 200 on every subject. Passing one subject does not carry over to another, so your study plan should treat each test as its own project.

The full battery takes about 7 hours and 5 minutes of testing time, but you do not have to take all four at once. Most test takers schedule one subject at a time, which is why studying subject by subject works better than studying everything in parallel.

What subjects are on the GED test?

The GED includes four subjects with different time limits, question counts, and content weights. Math and Reasoning Through Language Arts are the longest, and Language Arts is the only one with a written essay. Use the table below as your GED test study guide checklist for content coverage.

Subject	Time limit	Main content areas	Special features
Mathematical Reasoning	115 minutes	Algebraic problem solving (about 55%), quantitative problem solving (about 45%)	Formula sheet provided, calculator allowed after the first 5 questions
Reasoning Through Language Arts	150 minutes	Reading comprehension, language and editing, argument analysis	Includes a 45-minute extended response essay
Social Studies	70 minutes	Civics and government (about 50%), U.S. history (20%), economics (15%), geography and the world (15%)	Heavy use of source documents, maps, and charts
Science	90 minutes	Life science (about 40%), physical science (about 40%), earth and space science (20%)	Two short answer items requiring written explanations

Content weights come from the official test blueprints published by the GED Testing Service. In practice, this means civics questions alone are worth roughly half your Social Studies score, so a generic review of "history" is a poor use of study time.

What score do you need to pass the GED?

You need a score of 145 or higher in each of the four subjects. Scores run from 100 to 200, and anything below 145 means retaking that specific subject. Higher score bands can also earn college readiness recognition, which matters if you plan to continue your education.

Score range	Level	What it means
100 to 144	Below passing	Retake required for that subject only
145 to 164	GED passing score	Credential requirement met
165 to 174	College ready	May waive placement testing at some colleges
175 to 200	College ready plus credit	May earn college credit hours in that subject

Key takeaway: aim for a 155 to 160 target in practice, not 145. Practice scores often drop 5 to 10 points under real testing conditions because of time pressure and fatigue, so a buffer protects you from a narrow miss.

GED study guide by subject

Study each subject with a two-step method: first identify the exact skills tested, then practice those skills with timed, test-style questions. The sections below split each subject into what to study and how to study it, so you can move from a topic list to real practice quickly. Start with your weakest subject while your motivation and study energy are highest.

GED Math study guide

Mathematical Reasoning is the subject most test takers fail first, largely because it combines arithmetic fluency with algebra. Roughly 55% of the test is algebraic, so fractions and percentages alone will not carry you to 145. Treat math as your longest study block.

What to study for GED Math?

Before working through individual GED Math topics, build a strong understanding of the core skills that appear throughout the exam. The topics below cover the concepts tested most often, from basic number operations to algebra, geometry, and data analysis. Mastering these areas one at a time will help you solve more complex problems with greater accuracy and confidence.

Number operations: fractions, decimals, ratios, proportions, and percentages
Exponents, roots, scientific notation, and order of operations
Linear equations and inequalities, including solving for a variable
Functions, slope, and interpreting graphs on the coordinate plane
Quadratic equations and basic polynomial operations
Geometry: area, perimeter, volume, surface area, and the Pythagorean theorem
Data analysis: mean, median, mode, range, and probability

How to study for GED Math?

Practice with the official formula sheet and a TI-30XS calculator from day one, because both are provided on test day. Learning where each formula sits on the sheet can save 30 to 60 seconds per geometry question, which adds up across 115 minutes.

Spend the first two weeks on fractions, percentages, and equation solving until you can do them without hesitation.
Move to functions, graphs, and quadratics, working 15 to 20 problems per session.
Finish with geometry and data analysis, which are formula-driven and quicker to master.
Take one timed full-length section every week and review every wrong answer in writing.

For a more detailed study plan, see our full GED Math study guide, which covers every topic, question type, and effective practice strategy.

A common mistake: skipping the first five questions, which must be answered without a calculator. Practice mental arithmetic specifically for that section instead of assuming the calculator will cover you. For extra practice, strengthen your algebra, geometry, and data analysis skills with a GED Mathematical Reasoning practice, which includes GED-style questions with detailed answer explanations.

GED Reasoning Through Language Arts study guide

Reasoning Through Language Arts rewards evidence-based reading more than grammar memorization. About 75% of the reading passages are informational texts such as workplace documents, articles, and historical sources, with the remainder drawn from literature. The 45-minute extended response is scored on three traits, not on length.

What to study for GED Language Arts?

The GED Language Arts test focuses on reading comprehension, argument analysis, grammar, and writing rather than memorizing English rules. Prioritize the skills below, as they cover the concepts and question types you are most likely to encounter on the exam.

Main idea, supporting details, and author's purpose in nonfiction passages
Identifying claims, evidence, and unsupported reasoning in argument texts
Sentence structure, subject-verb agreement, pronoun clarity, and parallel structure
Punctuation, transitions, and word choice in editing-style questions
Extended response structure: clear thesis, cited evidence, organized paragraphs, controlled conventions

How to study for GED Language Arts?

A structured study routine helps you improve faster than reviewing random grammar rules or reading passages without a plan. Follow the strategies below to strengthen your reading, writing, and time management skills before test day.

Write at least four timed practice essays (45 minutes each) before test day.
Use the same essay structure every time: Introduction stating which argument is better supported, two body paragraphs citing evidence from the passages, and a short conclusion
Read one 700–900-word article each day and summarize it in three sentences to strengthen reading comprehension.
Base every essay on the evidence provided in the passages rather than your personal opinion.
Improve your reading, grammar, and writing skills with a GED Reasoning Through Language Arts practice test before taking a timed exam.

For a complete preparation plan, continue with our GED Language Arts study guide.

GED Social Studies study guide

Social Studies is a reading test wearing a history costume. Most questions give you a document, chart, political cartoon, or map and ask you to interpret it, so document analysis skills matter more than memorized dates. Civics and government carry about half the weight, making it the highest-return topic.

What to study for GED Social Studies?

The GED Social Studies test measures your ability to analyze documents, charts, maps, and historical sources. Focus on the content areas below so you understand both the knowledge and reasoning skills tested on the exam.

Civics and government: the Constitution, Bill of Rights, branches of government, checks and balances, voting and civic responsibility
U.S. history: the Revolution, Civil War and Reconstruction, industrialization, world wars, and the civil rights movement
Economics: supply and demand, markets, credit, incentives, and government fiscal policy
Geography and the world: migration, resources, borders, and human-environment interaction
Data skills: reading line graphs, bar charts, timelines, and primary source excerpts

How to study for GED Social Studies?

Success on the Social Studies test comes from practicing with authentic source materials and learning to find evidence quickly. The study methods below will help you improve both accuracy and pacing under real exam conditions.

Read key founding documents directly, including: The Preamble, the First Amendment, and Excerpts from the Declaration of Independence.
Practice answering source-based questions by finding evidence in the provided passages rather than relying on memory.
Aim to complete 10 document-based questions in 20 minutes to match the pacing of the real exam.
Build your document analysis skills with our GED Social Studies practice test, covering civics, U.S. history, economics, and geography.

For a more detailed review of every content area, continue with our GED Social Studies study guide.

GED Science study guide

Science tests scientific reasoning more than recall. You will interpret experiments, evaluate conclusions, and read data tables, with life science and physical science each carrying about 40% of the score. Two short answer items ask you to explain a conclusion in writing using the evidence given.

What to study for GED Science?

The GED Science test emphasizes scientific reasoning instead of memorizing facts. Review the topics below to build a solid understanding of the concepts, experiments, and data analysis skills that appear throughout the exam.

Life science: cells, human body systems, genetics and heredity, ecosystems, evolution
Physical science: motion and forces, energy transfer, chemical reactions, atoms and molecules
Earth and space science: the solar system, weather and climate, natural resources, Earth systems
Scientific method: hypotheses, variables, controls, and valid conclusions
Data interpretation: graphs, experimental results, and simple statistics such as averages and trends

How to study for GED Science?

The best way to prepare is to combine content review with regular practice analyzing experiments, graphs, and scientific evidence. Use the strategies below to build confidence and improve your performance before taking the official exam.

For every practice passage, identify: The independent variable, the dependent variable, and the control.
Spend about 10 minutes total on the two short-answer questions using the claim–evidence–reasoning approach: State the conclusion, cite the evidence, explain how the evidence supports the conclusion.
Strengthen your experiment analysis and graph interpretation skills with a GED Science practice test before taking a full-length practice exam.

For a complete review of science topics and experiment-based questions, continue with our GED Science study guide.

How to create a GED study plan?

A good GED study guide is more than a list of topics - it should give you a realistic plan that matches your current skill level and available study time. Instead of trying to study all four subjects at once, work through them in a logical order and measure your progress with regular practice tests.

Take a GED diagnostic test

Start by taking a GED diagnostic test before opening any study book. A diagnostic test shows your strengths and weaknesses across all four subjects, making it much easier to decide where to spend most of your study time.

If your score is already close to the passing mark in one subject, you can focus on weaker areas instead of reviewing everything from the beginning.

Rank the four subjects by difficulty

Once you have your results, rank the four GED subjects from weakest to strongest. Most learners improve faster when they tackle their most difficult subject first, while motivation is still high.

Math often requires the longest preparation, whereas Social Studies and Science usually improve more quickly because they rely heavily on reading and reasoning skills.

Build a weekly study schedule

Create a weekly study plan that fits your daily routine instead of trying to study for long hours occasionally. For most learners, studying 30 to 60 minutes a day, five or six days a week, is more effective than one long session on the weekend.

Reserve one study session each week for reviewing mistakes rather than learning new topics. Consistent review helps prevent the same errors from appearing again.

The sample schedule below shows how you can organize your study time over 10 weeks. Adjust it based on your diagnostic results, available study hours, and the subjects you find most challenging.

Week	Focus	Weekly output
1	Diagnostic tests in all four subjects	Score report and ranked weakness list
2 to 4	Weakest subject, usually Math	3 topic sessions plus 1 timed section per week
5 to 6	Reasoning Through Language Arts	2 reading sessions plus 2 timed essays per week
7	Social Studies	Document analysis drills plus 1 full section
8	Science	Experiment analysis plus short answer practice

Use this schedule as a flexible guide rather than a fixed timeline. Once you have a weekly plan, focus on mastering one topic at a time before moving to full-length practice tests.

Practice by topic before taking full tests

Study one topic at a time and complete a set of practice questions as soon as you finish learning it. This approach helps reinforce key concepts, highlights weak areas early, and prevents small knowledge gaps from carrying over into more advanced topics. Once you can consistently answer topic-based questions correctly, move on to full-length practice tests to build stamina, improve pacing, and prepare for the real exam.

Review every mistake

Do not simply check which answers were wrong. Instead, identify why you missed each question, whether it was a knowledge gap, a calculation error, or a misunderstanding of the question.

Keeping a simple error log makes review sessions much more productive and helps you avoid repeating the same mistakes.

Take a full-length practice test before scheduling the exam

Before booking your official GED test, complete at least one or two full-length practice tests under timed conditions. This is the best way to see whether you can maintain both accuracy and pacing throughout the entire exam.

Many learners find that timed practice reveals weaknesses that do not appear during untimed study sessions, giving them a chance to improve before test day.

Two practical tips: schedule each subject test only after consistently scoring 155 or higher on timed practice tests, and review your weakest topics before every study session instead of rereading all your notes.

FAQs

1. Is the GED difficult to pass?

The GED is challenging, but it measures high school-level knowledge rather than advanced academic skills. Mathematical Reasoning is often the most difficult subject because it focuses heavily on algebra and multi-step problem solving. The best way to improve your chances of passing is to study one subject at a time, identify your weakest areas with a GED Diagnostic Test, and practice regularly with timed, GED-style questions before scheduling the official exam.

2. How long should I study for the GED?

Plan on 8 to 12 weeks if you study 5 to 8 hours per week. Learners who scored close to passing on a diagnostic test often need only 3 to 4 weeks per subject, while those starting from scratch in math may need 6 weeks for that subject alone.

3. What is the best way to study for the GED?

Practice questions under timed conditions, then review every mistake in writing. Passive reading builds recognition but not recall, whereas timed practice trains pacing, which is where many test takers lose points. Mixing topic drills with full-length simulations gives the best results.

4. Which GED subject should I study first?

Start with Mathematical Reasoning unless your diagnostic shows it is already strong. Math takes the longest to improve because it depends on layered skills, and getting it done early removes the biggest source of test anxiety. Social Studies and Science are usually the quickest wins.

Final thoughts

A GED study guide only works when it turns into a schedule you actually follow. Focus on the 145-point passing bar for each subject, study in the order your diagnostic results suggest, and measure progress with timed practice rather than hours logged. Math first, then Language Arts, then Social Studies and Science is a sequence that works for most learners.

When you are ready to move from planning to practice, GED Prep offers GED-style questions, timed simulations, and detailed answer explanations for all four subjects, plus progress tracking that shows exactly which topics still need work. Take a diagnostic test today, build your study plan around the results, and book your first subject exam once your practice scores clear 155.