Eighth grade Math Practice
Grade 8 Math develops algebraic reasoning, linear relationships, and geometric thinking, building toward high school mathematics through the study of real numbers, equations, functions, transformations, and statistics.
122 skills · 977 questions · No signup required to try
Adaptive difficulty
Questions get harder as your child improves and ease back when they struggle.
Mastery tracking
See real progress across every eighth grade Math skill.
Motivating
Streaks, points, badges, and games keep kids coming back.
Eighth grade Math topics covered
Integers
- Compare and order integers
- Integer addition and subtraction rules
- Add and subtract integers using counters
- Add and subtract integers
Rational numbers
- Convert between repeating decimals and fractions
- Convert between decimals and fractions or mixed numbers
- Compare rational numbers
- Put rational numbers in order
Real numbers and the number system
- Classify numbers as rational or irrational
- Identify perfect squares and perfect cubes up to 1000
- Evaluate square roots and cube roots of perfect values
- Estimate irrational square roots between consecutive integers
Exponents and scientific notation
- Apply the product of powers property to simplify expressions
- Apply the quotient of powers property to simplify expressions
- Apply the power of a power property to simplify expressions
- Evaluate expressions with zero and negative exponents
Expressions and properties
- Identify and apply the commutative, associative, and distributive properties
- Simplify algebraic expressions by combining like terms
- Expand expressions using the distributive property
- Factor linear expressions using the greatest common factor
Solving linear equations
- Solve one-step linear equations involving integers and rational numbers
- Solve two-step linear equations
- Solve multi-step linear equations including those with the distributive property
- Solve equations with variables on both sides
Linear inequalities
- Graph inequalities on a number line
- Solve one-step inequalities and graph the solution
- Solve two-step inequalities and graph the solution
- Solve multi-step inequalities including those with variables on both sides
Proportional relationships and slope
- Identify proportional relationships from tables, graphs, and equations
- Find the constant of proportionality in a proportional relationship
- Calculate slope from two points using the slope formula
- Interpret slope as a unit rate in real-world contexts
Linear functions and graphing
- Identify linear functions from tables, graphs, and equations
- Write equations in slope-intercept form (y = mx + b)
- Identify slope and y-intercept from an equation in slope-intercept form
- Graph a linear equation using slope and y-intercept
Systems of linear equations
- Determine whether an ordered pair is a solution to a system of equations
- Solve systems of linear equations by graphing
- Solve systems of linear equations by substitution
- Solve systems of linear equations by elimination
Functions
- Identify functions from sets of ordered pairs, tables, and graphs using the vertical line test
- Identify the domain and range of a function
- Evaluate a function for given input values using function notation
- Compare properties of two functions represented in different forms
Transformations and congruence
- Identify and describe translations, reflections, rotations, and dilations
- Graph translations of figures on the coordinate plane
- Graph reflections of figures across the x-axis, y-axis, and y = x
- Graph rotations of figures 90°, 180°, and 270° about the origin
Frequently asked questions
Is Eighth grade Math practice free?+
Yes — try several questions per grade free, no signup needed. A free account unlocks unlimited adaptive practice and saved progress.
How does ZeLarn adapt to my child's level?+
After each answer, ZeLarn adjusts the difficulty — promoting to harder questions after a correct streak and easing back when your child struggles — so practice always stays at the right challenge.
Is ZeLarn a good IXL alternative for eighth grade Math?+
ZeLarn offers adaptive practice, mastery tracking, and gamification (streaks, badges, games) as a free, engaging alternative for eighth grade students.