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8th grade
▸
Numbers and operations
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Checkerboard proofs
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Irrational numbers
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Evaluating square roots of small perfect squares
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Approximating square roots
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Evaluating cube roots of small perfect cubes
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Negative bases
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Negative exponents
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Approximating with powers of 10
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Proving properties of even, odd, and square numbers
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Divisibility with sums and differences
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Proving the divisibility rules for 7 and 13
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1089 trick
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Properties of exponents
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Power of a power rule for exponents
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Power of a product rule for exponents
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Power of a quotient rule for exponents
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Product of powers rule for exponents
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Quotient of powers rule for exponents
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Multi-step problems, properties of exponents
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Simplifying square roots of decimals and fractions
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Scientific notation
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Intro to scientific notation
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Converting between scientific notation and standard form
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Comparing numbers in scientific notation
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Adding and subtracting in scientific notation
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Multiplying and dividing in scientific notation
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Scientific notation, multi-step word problems
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Linear functions and equations
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Number of solutions to linear equations
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Finding the equation of a line
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Graphing proportional relationships
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Analyzing graphs of step functions
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Intro to functions
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Slope-intercept form
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Slope-intercept form from word problems
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Understanding slope with similar triangles
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Solving multi-step equations
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Linear systems of equations in two variables
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Testing solutions to linear systems of equations in two variables
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Solving linear systems of equations in two variables by graphing
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Solving linear systems of equations in two variables by substitution
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Solving linear systems of equations in two variables by elimination
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Number of solutions to a system of equations algebraically
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Solving linear systems of equations in two variables by any method
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Age problems
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Geometry
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Changing linear dimensions
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Congruent figures
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Corresponding angle theorems
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Converse of the corresponding angle theorems
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Proving lines are parallel
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Pythagorean theorem
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Missing square puzzle
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Finding the diagonal length of a rectangle
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Pythagorean triples
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Proving the inverse Pythagorean theorem
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Pythagorean inequality theorem
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Distance formula
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Volume
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Midpoint formula
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Geometric transformations
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Dilating lines
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Dilating polygons
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Scaling along an axis
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Reflecting across axes
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Rigid transformations
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Data and modeling
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Estimating the line of best fit
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Making and describing scatter plots
›
8th grade
›
Geometry
›
Distance formula
Other resources
Derivation
Intro
Other resources
Using the formula