math class 678 4-in-1 skill sheets

Free math glossary

The Math Class 678 Word Wall

A free, searchable vocabulary reference for grades 5–8, Algebra 1, and Geometry — 603 terms, each with a plain-language definition, two worked examples, and the one rule that matters. The polished, print-ready Word Wall cards for your classroom are available on Teachers Pay Teachers.

5th Grade 6th Grade 7th Grade 8th Grade Algebra 1 Geometry

5th Grade

5th Grade vocabulary

67 terms, organized by domain. Each links to a full definition page with worked examples and the key rule.

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Geometry

Attribute Classify 2D Figures Coordinate Coordinate Plane Ordered Pair Origin Plot a Point Polygon Quadrilateral X-axis Y-axis

Measurement & Data

Base Area Capacity Composite Solid Cubic Unit Customary Units Line Plot Measurement Conversion Metric System Volume Volume Formula

Number & Operations in Base Ten

Add & Subtract Decimals Compare Decimals Decimal Division Expanded Form Hundredths Multiply Decimals Multiply Whole Numbers Place Value Powers of Ten Product Quotient Remainder Round Decimals Standard Form Tenths Thousandths Word Form

Operations & Algebraic Thinking

Brackets Coordinate Pattern Pairs Evaluate Numerical Expression Numerical Pattern Order of Operations Parentheses Rule

6th Grade

6th Grade vocabulary

106 terms, organized by domain. Each links to a full definition page with worked examples and the key rule.

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Geometry

Base (Geometry)Base Area Cubic Units Decompose Edge Length Face Height Horizontal Side Net Parallelogram Perimeter Polygon Prism Quadrilateral Surface Area Trapezoid Vertical Side Vertices Volume

Ratios & Proportional Relationships

Equivalent Ratios Part-to-Part Ratio Part-to-Whole Ratio Per Percent Rate Ratio Ratio Language Ratio Table Scale Factor Unit Price Unit Rate

7th Grade

7th Grade vocabulary

110 terms, organized by domain. Each links to a full definition page with worked examples and the key rule.

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Expressions & Equations

Closed Circle Coefficient Constant Distributive Property Equivalent Expressions Estimation Greatest Common Factor Inverse Operations Like Terms Multi-Step Problem Open Circle Order of Operations Solution Solution Set Term Two-Step Equation Two-Step Inequality

Ratios & Proportional Relationships

Complex Fraction Constant of Proportionality Origin Percent Percent Change Percent Decrease Percent Increase Proportional Relationship Rate Reciprocal Unit Rate

8th Grade

8th Grade vocabulary

113 terms, organized by domain. Each links to a full definition page with worked examples and the key rule.

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Functions

Decreasing Function Increasing Initial Value Input Linear Function Nonlinear Output Rate of Change Relation Representation Slope Slope Formula Turning Point X-Intercept Y-Intercept

Statistics & Probability

Association Conditional Frequency Joint Frequency Line of Best Fit Linear Model Marginal Frequency Model Fit Outlier Prediction Residual Scatter Plot Two-Way Table

The Number System

Consecutive Integers Irrational Number Perfect Square Rational Approximation Rational Number Repeating Decimal Terminating Decimal

Algebra 1

Algebra 1 vocabulary

98 terms, organized by unit. Each links to a full definition page with worked examples and the key rule.

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Expressions & Equations

Coefficient Constant Distributive Property Equation Expression Inverse Operation Isolate the Variable Like Terms Literal Equation Multi-Step Equation Simplify Solution Term Variable Variables on Both Sides

Inequalities

Absolute Value Equation Absolute Value Inequality AND (Intersection)Closed Circle Compound Inequality Flip the Inequality Inequality Open Circle OR (Union)Solution Set

Functions & Sequences

Arithmetic Sequence Common Difference Common Ratio Domain Evaluate a Function Function Function Notation Geometric Sequence Input and Output Range Relation Sequence Vertical Line Test

Linear Functions

Direct Variation Linear Function Parallel Lines Perpendicular Lines Point-Slope Form Rate of Change Slope Slope-Intercept Form Standard Form x-Intercept y-Intercept

Systems of Equations & Inequalities

Elimination Method Infinitely Many Solutions Linear Inequality (Graph)No Solution Solution of a System Solving by Graphing Substitution Method System of Equations

Polynomials & Exponents

Base Binomial Degree Exponent FOIL Method Leading Coefficient Monomial Negative Exponent Polynomial Power of a Power Product Rule Quotient Rule Scientific Notation Trinomial Zero Exponent

Factoring

Difference of Squares Factor Factoring Trinomials Greatest Common Factor Perfect Square Trinomial Prime (Not Factorable)Zero Product Property

Quadratic Functions

Axis of Symmetry Completing the Square Discriminant Parabola Quadratic Formula Quadratic Function Vertex Vertex Form Zeros (Roots)

Exponential Functions & Data

Correlation Correlation vs Causation Exponential Decay Exponential Function Exponential Growth Growth Factor Line of Best Fit Linear vs Exponential Scatter Plot Slope in Context

Geometry

Geometry vocabulary

109 terms, organized by topic. Each links to a full definition page with worked examples and the key rule.

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Area, Surface Area & Volume

Area Composite Solid Cross-Section Lateral Area Perimeter Surface Area Volume of a Cone Volume of a Cylinder Volume of a Prism Volume of a Pyramid Volume of a Sphere

Circles

Arc Arc Length Central Angle Chord Diameter Equation of a Circle Inscribed Angle Minor and Major Arc Radius Secant Sector Tangent (Circle)

Coordinate Geometry

Distance Formula Midpoint Formula Parallel Slopes Partition a Segment Perpendicular Slopes Slope

Parallel Lines & Angle Pairs

Alternate Exterior Angles Alternate Interior Angles Co-Interior Angles Corresponding Angles Parallel Lines Perpendicular Lines Transversal

Quadrilaterals & Polygons

Diagonal Exterior Angle Sum Interior Angle Sum Kite Parallelogram Polygon Rectangle Regular Polygon Rhombus Square Trapezoid

Similarity & Right Triangles

30-60-90 Triangle 45-45-90 Triangle AA Similarity Angle of Elevation Cosine Hypotenuse Leg Pythagorean Theorem Scale Factor Similar Figures Sine Tangent (Trigonometry)

Transformations

Center of Rotation Composition of Transformations Dilation Line of Symmetry Pre-Image and Image Reflection Rigid Motion Rotation Rotational Symmetry Translation

Triangles & Congruence

AAS Congruence Altitude of a Triangle ASA Congruence Centroid Circumcenter CPCTC Equilateral Triangle Exterior Angle Theorem HL Congruence Incenter Isosceles Triangle Median of a Triangle Midsegment SAS Congruence Scalene Triangle SSS Congruence Triangle Angle Sum

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Print-ready Word Wall cards

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5th Grade word wall 6th Grade word wall 7th Grade word wall 8th Grade word wall Algebra 1 word wall Geometry word wall

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