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< Back To Math Exercises
Math - Grade 8
Grade 8 Math - Numbers and operations
Assessment
Writing fractions as repeating decimals
Practice writing fractions as repeating decimals. Get ready to bust out those long division skills!
Converting repeating decimals to fractions 1
Practice converting 1- and 2-digit repeating decimals to fractions.
Square roots
Practice finding the square root of a perfect square positive integer.
Cube roots
Practice finding the cube root of a perfect cube positive integer.
Classify numbers: rational & irrational
Practice identifying whether numbers are rational or irrational.
Approximating square roots
.
Comparing irrational numbers
Practice comparing irrational numbers without using a calculator.
Comparing irrational numbers with a calculator
Practice using a calculator to find the approximate decimal values of irrational numbers.
Positive Exponents With Positive And Negative Bases
Even & odd functions
Given the graph of a function, determine if it's even, odd, or neither.
Solve exponential equations using exponent properties
Example: Solve 2^(3x+5) = 64^(x-7).
Negative exponents
Practice computing numbers raised to positive and negative exponents. Bases may be fractions.
Scientific notation
Practice expressing numbers in scientific notation.
Adding & subtracting in scientific notation
Given two numbers in scientific notation, practice adding and subtracting them.
Grade 8 Math - Solving equations with one unknown
Assessment
Equations with variables on both sides
Practice solving one-variable equations like 20 - 7x = 6x - 6, where the variable appears on both sides of the equals sign.
Equations with variables on both sides: decimals & fractions
Solve linear equations where the variable appears on both sides of the equation and the coefficients are decimals or fractions.
Equations with parentheses
Practice solving equations with parentheses using the distributive property.
Number of solutions to a system of equations algebraically
Determine the number of solutions of a given system of equations by considering its algebraic solution process.
Sums of consecutive integers
Practice finding the nth number in a sequence of consecutive numbers based on the sum.
Grade 8 Math - Linear equations and functions
Assessment
Rates & proportional relationships
A variety of questions about rates and proportional relationships involving graphs, tables, and equations.
Graphing proportional relationships
Points on the coordinate plane
Practice graphing points like (-2, 4) on a coordinate plane.
Constraint solutions of two-variable inequalities
Find the range of values of one variable that corresponds to a given value of the other variable in a linear inequality.
Intercepts from a table
Find the intercepts of a line given a table of values.
Point-slope form
Write equations in point-slope form given two pairs of values, and convert the equation into slope-intercept form.
Slope from two points
Find the slope of the line that goes through the two points that are given to you.
Slope from equation
Find the slopes of lines whose equations are given in various forms. For example, find the slope of 2x+3y=5.
Slope-intercept intro
Practice your basic understanding of slope-intercept form for linear equations.
Graph from slope-intercept form
Practice drawing the graph of a line given in slope-intercept form. For example, graph y = 3x + 2.
Slope-intercept equation from graph
Practice finding the slope-intercept equation of a line from its graph.
Slope-intercept from two points
Practice finding the equation of a line passing through two points
Evaluate function expressions
Evaluate expressions that contain function notation, given the functions' graphs.
Evaluate functions
Evaluate functions for specific inputs given the formula of the function.
Graphing linear functions word problems
Graph the line that represents a real-world relationship that is given verbally.
Linear equations word problems
Solve word problems about real world relationships that are given in formulas.
Comparing linear functions word problem
Compare features of two real-world relationships that can be modeled by linear functions, where the functions are represented in different ways.
Compare linear functions
Compare features of two linear functions represented in different ways.
Grade 8 Math - System of equations
Assessment
Number of solutions to a system of equations algebraically
Determine the number of solutions of a given system of equations by considering its algebraic solution process.
Number of solutions to a system of equations graphically
Determine the number of solutions of a given system of equations by considering its graph.
Systems of equations with substitution
Solve systems of equations where one of the equations is solved for one of the variables.
Systems of equations word problems
Solve word problems by modeling them into a system of equations and solving it.