Grade Eighth Math
Master high school readiness mathematics with comprehensive lessons covering the real number system including irrational numbers, linear functions and systems of equations, geometric transformations and the Pythagorean theorem, bivariate data analysis, and scientific notation. Develop algebraic reasoning and prepare for Algebra I.
Rational Numbers
Master operations with all rational numbers fluently and accurately.
Start Learning →Scientific Notation
Work with very large and very small numbers using scientific notation.
Start Learning →Square Roots and Cube Roots
Evaluate and estimate square roots and cube roots of numbers.
Start Learning →Rational and Irrational Numbers
Understand the real number system including irrational numbers.
Start Learning →Proportions
Solve complex proportion problems and verify proportional relationships.
Start Learning →Units of Measurement
Convert complex units and solve dimensional analysis problems.
Start Learning →Equivalent Expressions
Use properties to create and identify equivalent expressions.
Start Learning →One-Variable Equations
Solve linear equations including those with rational coefficients.
Start Learning →Coordinate Plane
Graph points, lines, and figures in all four quadrants of the plane.
Start Learning →Two-Dimensional Figures
Analyze properties of triangles, quadrilaterals, and circles.
Start Learning →Transformations and Congruence
Use rigid transformations to understand congruent figures.
Start Learning →Transformations and Similarity
Use dilations and transformations to understand similar figures.
Start Learning →Three-Dimensional Figures
Visualize and analyze properties of 3D solids and their nets.
Start Learning →Surface Area and Volume
Find surface area and volume of cylinders, cones, and spheres.
Start Learning →Proportional Relationships
Identify and represent proportional relationships in multiple forms.
Start Learning →Linear Equations
Graph and write linear equations in slope-intercept and standard form.
Start Learning →Function Concepts
Understand functions, function notation, and domain and range.
Start Learning →Linear Functions
Analyze and compare properties of linear functions from different forms.
Start Learning →Nonlinear Functions
Identify and compare linear and nonlinear functions from graphs and tables.
Start Learning →Systems of Equations
Solve systems of linear equations graphically and algebraically.
Start Learning →One-Variable Statistics
Analyze data distributions using measures of center and spread.
Start Learning →Two-Variable Statistics
Create scatter plots and fit linear models to bivariate data.
Start Learning →Eighth Grade Math Critical Focus Areas
Real Number System
Understand irrational numbers and work with radicals and exponents
Linear Functions
Define, evaluate, and compare functions using multiple representations
Geometric Concepts
Use transformations, similarity, and the Pythagorean Theorem
Bivariate Data
Investigate patterns in scatter plots and construct linear models
Prepare for High School Mathematics
Build proficiency in the real number system including irrational numbers, linear functions and systems of equations, geometric transformations and the Pythagorean Theorem, and bivariate data analysis through comprehensive lessons aligned with Common Core State Standards for eighth grade mathematics and Algebra I readiness.