GED
US / Canada 🇺🇸High-school equivalency for the US & Canada — Mathematical Reasoning, RLA, Science and Social Studies.
📏 Each GED subject is scored 145–200; 145+ passes. 165+ = College Ready, 175+ = College Ready + Credit.
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49 lessons4 subjectsSelf-pacedPremium plan
Free covers 7 of 12 lessons in Mathematical Reasoning. Intermediate and Advanced lessons are part of Premium — your progress is saved.See Premium →
Beginner
Beginner skill
The arithmetic behind every GED math question.
🔒 Unlocks after all modules
1
🔒 After lessonsNumber Foundations
0/3 passed📖
StartNumber Sense: Fractions, Decimals, GCF/LCM & Absolute Value Distance
Lesson + 10-question quiz
🔒
Percentages & Discounts
Pass the previous lesson quiz
🔒
Ratios & Rates
Pass the previous lesson quiz
Intermediate
Intermediate skill
Algebra and data interpretation, GED-style.
1
🔒 After lessonsAlgebra Essentials
0/3 passed🔒
Algebraic Expressions: Linear, Polynomial & Rational Operations
Pass the previous lesson quiz
🔒
Linear Equations
Pass the previous lesson quiz
🔒
Inequalities
Pass the previous lesson quiz
2
🔒 Module checkpoint · PremiumData & Graphs
🔒 Premium0/3 passedAdvanced
Advanced skill
Geometry, exponents and beyond — the math that earns college-ready scores.
1
🔒 Module checkpoint · PremiumAdvanced Math
0/3 passedSyllabus coverage · Mathematical Reasoning
0/25 official topics · 0%25 topics still to cover
- Q.1: number sense — ordering fractions and decimals on a number line, factors and multiples (LCM, GCF), absolute value and distance on a number lineNumber Sense: Fractions, Decimals, GCF/LCM & Absolute Value Distance →
- Q.1/Q.2: exponents, squares and square roots, cubes and cube roots, scientific notationExponents & Roots →
- Q.2: operations with rational numbers in one- and multi-step real-world problems; when an expression is undefinedLinear Equations →
- Q.3: unit rates (unit pricing, constant speed, population density)Ratios & Rates →
- Q.3: ratios, proportions and scale drawings, including unit conversionRatios & Rates →
- Q.3: percent problems (simple interest, tax, markups and markdowns, tips, commission, percent increase and decrease)Percentages & Discounts →
- Q.4: perimeter and area of triangles, rectangles, polygons and circles (circumference); finding a side from the area or perimeterGeometry & Measurement →
- Q.4: area and perimeter of composite two-dimensional figures; the Pythagorean theoremGeometry & Measurement →
- Q.5: volume and surface area of rectangular prisms, right prisms and cylinders (formulas given)Geometry & Measurement →
- Q.5: volume and surface area of pyramids, cones, spheres and composite solids (formulas given)3D Geometry & Probability: Pyramids, Cones, Spheres & Compound Counting →
- Q.6: interpret data displays — bar and circle graphs, dot plots, histograms and box plotsInterpreting Data Tables →
- Q.6: two-variable data in tables, scatter plots and graphsInterpreting Data Tables →
- Q.7: mean, median, mode, range and weighted average; a missing value from a given meanStatistics & Averages →
- Q.8: counting techniques, permutations and combinations; probability of simple and compound events3D Geometry & Probability: Pyramids, Cones, Spheres & Compound Counting →
- A.1: linear expressions — simplify, evaluate and write from a verbal descriptionAlgebraic Expressions: Linear, Polynomial & Rational Operations →
- A.1: polynomials — add, subtract, multiply (including two binomials), factor and evaluateAlgebraic Expressions: Linear, Polynomial & Rational Operations →
- A.1: rational expressions — simplify, add, subtract, multiply, divide and evaluateAlgebraic Expressions: Linear, Polynomial & Rational Operations →
- A.2: solve one-variable linear equations and real-world linear equation problemsLinear Equations →
- A.2: write linear equations from context; solve systems of two linear equations (substitution, elimination, graphing)Linear Equations →
- A.3: solve, graph on a number line and write one-variable linear inequalities from contextInequalities →
- A.4: solve quadratic equations (factoring, quadratic formula, completing the square) and write them from contextQuadratics, Linear Graphs, Parallel/Perpendicular Lines & Functions →
- A.5: coordinate plane, slope from a graph, equation or table; unit rate as slope in a proportional relationshipRatios & Rates →
- A.5: graph linear equations; interpret key features of graphs (intercepts, increasing/decreasing intervals, maxima and minima)Quadratics, Linear Graphs, Parallel/Perpendicular Lines & Functions →
- A.6: equations of lines from points or slope; parallel and perpendicular linesQuadratics, Linear Graphs, Parallel/Perpendicular Lines & Functions →
- A.7: functions — function notation, evaluate, compare linear and quadratic functions in different representationsQuadratics, Linear Graphs, Parallel/Perpendicular Lines & Functions →
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