Student Resources

Khan Academy Companion to X-Cel's HiSET/GED Math Curriculum

Chapter Topic Sections Khan Academy URL(s)
Chapter A Adding & Subtracting with Negative Numbers A100-A106 https://www.khanacademy.org/math/arithmetic/absolute-value/adding_subtracting_negatives/e/number-opposites
Multplying & Dividing with Negative Numbers A201-A203 https://www.khanacademy.org/math/arithmetic/absolute-value/mult_div_negatives/v/multiplying-positive-and-negative-numbers
https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-multiply-and-divide/cc-7th-mult-div-fractions-2/v/negative-signs-in-numerators-and-denominators
Translating Words into Arithmetic Expressions Guide A003
Translating Words into Arithmetic Expressions A300-A302 https://www.khanacademy.org/math/on-sixth-grade-math/on-patterning-algebra/on-variables-expressions/e/writing-expressions-with-variables-word-problems
Positive Exponents A400-A405 https://www.khanacademy.org/math/pre-algebra/exponents-radicals/World-of-exponents/v/introduction-to-exponents
Negative Exponents A500-A504 https://www.khanacademy.org/math/pre-algebra/exponents-radicals/negative-exponents-tutorial/v/negative-exponents
Taking Roots of Real Numbers Guide A006
Taking Roots of Real Numbers A600-A604 https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-numbers-operations/cc-8th-roots/v/introduction-to-square-roots
Inequality Notation and Practice Guide A007
Inequality Notation and Practice A700-A702 https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/greater-than-less-than/v/greater-than-and-less-than-symbols
Chapter End Quizzes AQ100-AQ102
Chapter B Introducing Variables Guide B001
Introducing Variables B100-B102 https://www.khanacademy.org/math/algebra-basics/core-algebra-expressions/core-algebra-variables-and-expressions/v/what-is-a-variable
Working with Variables B200-B202 https://www.khanacademy.org/math/algebra-basics/core-algebra-expressions/core-algebra-variables-and-expressions/v/why-aren-t-we-using-the-multiplication-sign
Solving Multi-Step Problems for X - Guide (No Fractions) B003 https://www.khanacademy.org/math/in-eighth-grade-math/linear-equations-one-variable/solving-equations-variable-both-sides/v/why-we-do-the-same-thing-to-both-sides-multi-step-equations
Solving Multi-Step Problems for X (No Fractions) B301-B305 https://www.khanacademy.org/math/in-eighth-grade-math/linear-equations-one-variable/solving-equations-variable-both-sides/v/why-we-do-the-same-thing-to-both-sides-multi-step-equations
Solving Multi-Step Problems for X - Guide (With Fractions) B003-2 https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-variables-expressions/cc-8th-two-step-equations-dec-frac/v/two-step-equations-with-decimals-and-fractions
Solving Multi-Step Problems for X (With Fractions) B301-2 - B303-2 https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-variables-expressions/cc-8th-two-step-equations-dec-frac/v/two-step-equations-with-decimals-and-fractions
Order of Operations Guide B004
Order of Operations B400-B404 https://www.khanacademy.org/math/pre-algebra/order-of-operations/order_of_operations/v/introduction-to-order-of-operations
Translating Word Problems into Simple Equations - Guide B005
Translating Word Problems into Simple Equations B500-B502 https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-variables-expressions/cc-7th-linear-eq-word-probs/v/basic-linear-equation-word-problem
https://www.khanacademy.org/math/algebra/introduction-to-algebra/alg1-writing-expressions/v/writing-expressions-with-variables-examples
Chapter End Quizzes BQ100-BQ102
Chapter C Rounding Decimals Guide C001 https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimals-intro/v/introduction-to-decimals
Rounding Decimals C100-C104 https://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-place-value-decimals-top/cc-5th-rounding-decimals/v/rounding-decimals
https://www.khanacademy.org/math/cc-third-grade-math/cc-3rd-place-value-rounding/cc-3rd-grade-rounding/v/rounding-to-the-nearest-10
Rounding Decimals and "Approximation" Word Problems Guide C002
Rounding Decimals and "Approximation" Word Problems C200-C202
Decimal Word Problems C300-C303 https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/adding-decimals-pre-alg/v/adding-decimals-word-problem
https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/multiplying-decimals-pre-alg/v/intro-to-multiplying-decimals
More Fun Decimal Word Problems C400-C403
Scientific Notation Guide C005
Scientific Notation Practice C500-C505 https://www.khanacademy.org/math/pre-algebra/exponents-radicals/scientific-notation/v/scientific-notation-old
Arithmetic with Scientific Notation Guide C006
Arithmetic with Scientific Notation C600-C604 https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-numbers-operations/cc-8th-scientific-notation-compu/v/scientific-notation-example-2
Chapter Quizzes CQ100-CQ102
Chapter D Formula Sheet Official Formula Sheet
Pythagorean Theorem Guide D001
Pythagorean Theorem D100-D104 https://www.khanacademy.org/math/geometry/right-triangles-topic/pyth_theor/v/pythagorean-theorem
Guide to area, perimeter, circumference, volume D002
Old worksheets reformatted and tweaked D200-D205 https://www.khanacademy.org/math/basic-geo/basic-geo-area-perimeter/basic-geo-area-perimeter-polygon/v/perimeter-and-area-basics
https://www.khanacademy.org/math/basic-geo/basic-geo-area-perimeter/basic-geo-area-circumference/v/circumference-from-area
https://www.khanacademy.org/math/pre-algebra/measurement/volume-introduction-rectangular/v/how-we-measure-volume
Area, Perimeter, Circumference, Volume, and Angles Mid-Chapter 1 DMCQ 1 - DMCQ 3
Area and Volume Word Problems/Similar Shapes D300-D304 https://www.khanacademy.org/math/pre-algebra/measurement/rectangle-area-perimeter-word-pr/v/length-and-width-from-perimeter-and-area
https://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-measurement-topic/cc-5th-volume/v/volume-word-problem-example
Complex Area, Perimeter, Circumferance, Volume Word Problems D400-D402 https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-geometry-topic/cc-6th-area/v/area-breaking-up-shape
Find the missing angle in a triangle guide D005
Find the missing angle in a triangle D500-D503 https://www.khanacademy.org/math/basic-geo/basic-geo-shapes/basic-geo-finding-angles/v/proof-sum-of-measures-of-angles-in-a-triangle-are-180
Sine, Cosine, and Tangent Guide D006
Sine, Cosine, and Tangent Practice D600-D603 https://www.khanacademy.org/math/trigonometry/trigonometry-right-triangles/intro-to-the-trig-ratios/v/basic-trigonometry
Sine, Cosine, and Tangent Word Problems D700-D703 https://www.khanacademy.org/math/trigonometry/trigonometry-right-triangles/trig-solve-for-a-side/v/example-trig-to-solve-the-sides-and-angles-of-a-right-triangle
Chapter End Quizzes DQ1-DQ3
Chapter E Ratios Guides E001-E005 https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/understanding-fractions-pre-alg/v/introduction-to-fractions
https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/v/introduction-to-ratios-new-hd-version
Setting Up Ratios Guide E001 https://www.khanacademy.org/math/algebra-basics/core-algebra-linear-equations-inequalities/ratios-core-algebra/v/writing-proportions
Cross Multiplying Guide E002 https://www.khanacademy.org/math/algebra-basics/core-algebra-linear-equations-inequalities/ratios-core-algebra/v/find-an-unknown-in-a-proportion
Cross Multiplying with Shapes Guide E003 See Above
Reducing Large Numbers Guide E004 https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/v/simplifying-rates-and-ratios
Odds and Probability Guide E005 https://www.khanacademy.org/math/probability/independent-dependent-probability/basic-probability/v/probability-space-exercise-example
Ratios E101-E108 https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/e/ratio_word_problems
https://www.khanacademy.org/math/in-eighth-grade-math/direct-inverse-proportions/direct-inverse-props/v/find-an-unknown-in-a-proportion-2
Ratios Mid-Chapter Quizzes EMCQ1-EMCQ3
Unit Conversion Guide E005
Unit Conversion E501-E503 https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/unit_conversion/v/converting-pounds-to-ounces
https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/v/ratio-word-problem-exercise-example-2
Ratios in the Abstract Guide E006
Ratios in the Abstract E600-E604
Chapter End Quizzes EQ1-EQ5
Chapter F Working with Percentages Guide F001 https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-ratios-prop-topic/cc-6th-percentages/v/describing-the-meaning-of-percent
Working with Percentages F100-F102 https://www.khanacademy.org/math/algebra-basics/core-algebra-foundations/algebra-foundations-decimal-operations/v/finding-percentages-example
Percentages F200-F202 https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/percent-word-probs-pre-alg/v/solving-percent-problems
Percent Interest F300-F302 https://www.khanacademy.org/economics-finance-domain/core-finance/interest-tutorial/interest-basics-tutorial/v/introduction-to-interest
Percent Multi-Step F400-F403 https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/percent-word-probs-pre-alg/v/growing-by-a-percentage
Percentages in the Abstract F005-F502
Chapter End Quizzes FQ1-FQ5
Chapter G Useful Definitions for Interpreting Tables and Graphs G001
Tables G100-G103 https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-data/two-way-tables/v/interpreting-two-way-tables
https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-ratio-proportion/cc-7th-proportional-rel/v/analyzing-and-identifying-proportional-relationships-ex3
Bar Graphs G200-G204 https://www.khanacademy.org/math/in-sixth-grade-math/data-handling/bar-graph/v/reading-bar-graphs
Pie Graphs G300-G301 https://www.khanacademy.org/math/in-eighth-grade-math/intro-graphs/introduction-to-graphs/v/reading-pie-graphs-circle-graphs
Line Graphs G400-G402 https://www.khanacademy.org/math/ab-sixth-grade-math/al-statistics-probability/al-data/v/u08-l1-t2-we2-reading-line-graphs
Cartesian Coordinates Guide G005 https://www.khanacademy.org/math/in-eighth-grade-math/intro-graphs/introduction-to-graphs/v/reading-pie-graphs-circle-graphs
Cartesian Coordinates G501-G504 https://www.khanacademy.org/math/basic-geo/basic-geo-coordinate-plane/copy-of-cc-6th-coordinate-plane/v/graphing-points-and-naming-quadrants-exercise
Determining the Slope of a Line Guide G006
Determining the Slope of a Line G600-G602 https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-linear-equations-functions/8th-slope/v/slope-of-a-line
Y and X Intercepts Guide G007
Y and X Intercepts G700-G701 https://www.khanacademy.org/math/algebra-basics/core-algebra-graphing-lines-slope/core-algebra-graphing-intercepts/v/x-and-y-intercepts
Determining the Equation of a Line Guide G008
Determining the Equation of a Line G800-G802 https://www.khanacademy.org/math/algebra/two-var-linear-equations/point-slope/v/point-slope-and-slope-intercept-form-from-two-points
https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-linear-equations-functions/8th-slope-intercept-form/v/equation-of-a-line-1
Examing Graphs in the Abstract Guide G009
Examing Graphs in the Abstract G900-G902 https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-linear-equations-functions/8th-slope/v/slope-intuition-example
https://www.khanacademy.org/math/algebra/two-var-linear-equations/slope/v/positive-and-negative-slope
Examining Graphical Relationships G903-G904 https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-linear-equations-functions/8th-slope/v/slope-intuition-example
Fundamental Principle of Counting G1000-G1002 https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-probability-statistics/cc-7th-compound-events/v/counting-pot-and-flower-scenarios
https://www.khanacademy.org/math/in-eighth-grade-math/data-handling-1/new-topic-2015-11-12T18:23:30.291Z/e/fundamental-counting-principle
Pattern Recognition G1100-G1102 https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/number-patterns/v/math-patterns-example-1
Chapter End Quizzes GQ1 - GQ2
Chapter H Adding Monomials H100 - H100-C
Multiplying Monomials H101 - H101-C https://www.khanacademy.org/math/algebra/introduction-to-polynomial-expressions/multiplying-polynomials-by-monomials/v/multiplying-monomials
https://www.khanacademy.org/math/algebra/introduction-to-polynomial-expressions/multiplying-polynomials-by-monomials/v/multiplying-and-dividing-monomials-1
Dividng Monomials H102 - H102-C
Expanding Quadratic Expression (No FOIL) H201-H205 https://www.khanacademy.org/math/algebra-basics/core-algebra-expressions/core-algebra-manipulating-expressions/v/distributive-property-with-rational-terms
Expanding Quadratic Expression (with FOIL) H301-H305 https://www.khanacademy.org/math/algebra-basics/quadratics-polynomials-topic/multiplying-binomials-core-algebra/v/multiplying-binomials
Factoring Quadratic Expressions H401-H405 https://www.khanacademy.org/math/algebra-basics/quadratics-polynomials-topic/solving-quadratics-factoring/v/factoring-quadratic-expressions
Finding the "Roots" of Quadratic Equations H501-H506 https://www.khanacademy.org/math/algebra-basics/quadratics-polynomials-topic/solving-quadratics-factoring/v/example-1-solving-a-quadratic-equation-by-factoring
Additional Quadratics Questions H601-H605 https://www.khanacademy.org/math/algebra-basics/quadratics-polynomials-topic/factoring-quadratic-expressions-core-algebra/v/factoring-trinomials-with-a-common-factor
Qudratics Mid-Chapter Quiz HMCQ 1-HMCQ 2
Factoring Cubic Expressions H701-H705
Simplifying Square Roots H800-H804 https://www.khanacademy.org/math/algebra-basics/core-algebra-foundations/square-roots-for-college/v/simplifying-radicals
Simpliying Expressions with Square Roots H901-H905 https://www.khanacademy.org/math/algebra-basics/quadratics-polynomials-topic/multiplying-binomials-core-algebra/v/multiplying-binomials-with-radicals
Finding Solutions to Problems with Variables Under Roots H1001-H1005 https://www.khanacademy.org/math/algebra2/radical-equations-and-functions/solving-square-root-equations/v/solving-radical-equations
Cubics and Square Roots Mid-Chapter Quiz HMCQ 3-HMCQ 4
Chapter I Basic Function Notation Guide I001 https://www.khanacademy.org/math/algebra/algebra-functions/intro-to-functions/v/what-is-a-function
Working with Functions I100-I104 https://www.khanacademy.org/math/algebra/algebra-functions/evaluating-functions/v/understanding-function-notation-example-1
Inverse Functions Guide I002
Inverse Functions I200-I204 https://www.khanacademy.org/math/algebra2/manipulating-functions/introduction-to-inverses-of-functions/v/introduction-to-function-inverses
Functions with Real-World Applications Guide I003
Functions with Real-World Applications I300-I304 https://www.khanacademy.org/math/algebra/algebra-functions/average-rate-of-change-word-problems/v/average-rate-of-change-with-function-notation-word-problem
Inequalities Guide I004
Inequalities algebra problems I400-I401 https://www.khanacademy.org/math/algebra-basics/core-algebra-linear-equations-inequalities/core-algebra-linear-inequalities/v/inequalities-using-multiplication-and-division
Inequalities word problems I500-I502 https://www.khanacademy.org/math/algebra-basics/core-algebra-linear-equations-inequalities/core-algebra-linear-inequalities/v/inequalities
Systems of Linear Equations Guide I006
Systems of Linear Equations I601-I602 https://www.khanacademy.org/math/algebra-basics/core-algebra-systems/core-algebra-systems-tutorial/v/solving-linear-systems-by-substitution
Chapter Quizzes IQ1-IQ3