Mathematics Florida Standards

MAFS.8.EE: Expressions and Equations

MAFS.8.EE.1: Work with radicals and integer exponents.

MAFS.8.EE.1.1: Know and apply the properties of integer exponents to generate equivalent numerical expressions.

Dividing Exponential Expressions

Exponents and Power Rules

Multiplying Exponential Expressions

Simplifying Algebraic Expressions II

MAFS.8.EE.1.3: Use numbers expressed in the form of a single digit times an integer power of 10 to estimate very large or very small quantities, and to express how many times as much one is than the other.

Unit Conversions 2 - Scientific Notation and Significant Digits

MAFS.8.EE.1.4: Perform operations with numbers expressed in scientific notation, including problems where both decimal and scientific notation are used. Use scientific notation and choose units of appropriate size for measurements of very large or very small quantities (e.g., use millimeters per year for seafloor spreading). Interpret scientific notation that has been generated by technology.

Unit Conversions

Unit Conversions 2 - Scientific Notation and Significant Digits

MAFS.8.EE.2: Understand the connections between proportional relationships, lines, and linear equations.

MAFS.8.EE.2.5: Graph proportional relationships, interpreting the unit rate as the slope of the graph. Compare two different proportional relationships represented in different ways.

Direct and Inverse Variation

Distance-Time Graphs

Distance-Time and Velocity-Time Graphs

MAFS.8.EE.3: Analyze and solve linear equations and pairs of simultaneous linear equations.

MAFS.8.EE.3.7: Solve linear equations in one variable.

MAFS.8.EE.3.7.b: Solve linear equations with rational number coefficients, including equations whose solutions require expanding expressions using the distributive property and collecting like terms.

Modeling and Solving Two-Step Equations

Solving Algebraic Equations II

Solving Equations on the Number Line

Solving Two-Step Equations

MAFS.8.EE.3.8: Analyze and solve pairs of simultaneous linear equations.

MAFS.8.EE.3.8.a: Understand that solutions to a system of two linear equations in two variables correspond to points of intersection of their graphs, because points of intersection satisfy both equations simultaneously.

Solving Linear Systems (Slope-Intercept Form)

Solving Linear Systems (Standard Form)

MAFS.8.EE.3.8.b: Solve systems of two linear equations in two variables algebraically, and estimate solutions by graphing the equations. Solve simple cases by inspection.

Solving Linear Systems (Slope-Intercept Form)

Solving Linear Systems (Standard Form)

MAFS.8.EE.3.8.c: Solve real-world and mathematical problems leading to two linear equations in two variables.

Cat and Mouse (Modeling with Linear Systems)

MAFS.8.F: Functions

MAFS.8.F.1: Define, evaluate, and compare functions.

MAFS.8.F.1.1: Understand that a function is a rule that assigns to each input exactly one output. The graph of a function is the set of ordered pairs consisting of an input and the corresponding output.

Function Machines 1 (Functions and Tables)

Function Machines 2 (Functions, Tables, and Graphs)

Introduction to Functions

Points, Lines, and Equations

MAFS.8.F.1.3: Interpret the equation y = mx + b as defining a linear function, whose graph is a straight line; give examples of functions that are not linear.

Linear Functions

Points, Lines, and Equations

Slope-Intercept Form of a Line

MAFS.8.F.2: Use functions to model relationships between quantities.

MAFS.8.F.2.4: Construct a function to model a linear relationship between two quantities. Determine the rate of change and initial value of the function from a description of a relationship or from two (x, y) values, including reading these from a table or from a graph. Interpret the rate of change and initial value of a linear function in terms of the situation it models, and in terms of its graph or a table of values.

Cat and Mouse (Modeling with Linear Systems)

Distance-Time Graphs

Distance-Time and Velocity-Time Graphs

MAFS.8.F.2.5: Describe qualitatively the functional relationship between two quantities by analyzing a graph (e.g., where the function is increasing or decreasing, linear or nonlinear). Sketch a graph that exhibits the qualitative features of a function that has been described verbally.

Distance-Time Graphs

Distance-Time and Velocity-Time Graphs

Linear Functions

MAFS.8.G: Geometry

MAFS.8.G.1: Understand congruence and similarity using physical models, transparencies, or geometry software.

MAFS.8.G.1.1: Verify experimentally the properties of rotations, reflections, and translations:

MAFS.8.G.1.1.a: Lines are taken to lines, and line segments to line segments of the same length.

Reflections

Rotations, Reflections, and Translations

Similar Figures

Translations

MAFS.8.G.1.1.b: Angles are taken to angles of the same measure.

Reflections

Rotations, Reflections, and Translations

Similar Figures

Translations

MAFS.8.G.1.1.c: Parallel lines are taken to parallel lines.

Reflections

Rotations, Reflections, and Translations

Similar Figures

Translations

MAFS.8.G.1.3: Describe the effect of dilations, translations, rotations, and reflections on two-dimensional figures using coordinates.

Dilations

Rotations, Reflections, and Translations

Translations

MAFS.8.G.1.5: Use informal arguments to establish facts about the angle sum and exterior angle of triangles, about the angles created when parallel lines are cut by a transversal, and the angle-angle criterion for similarity of triangles.

Investigating Angle Theorems

Similar Figures

Triangle Angle Sum

MAFS.8.G.2: Understand and apply the Pythagorean Theorem.

MAFS.8.G.2.6: Explain a proof of the Pythagorean Theorem and its converse.

Pythagorean Theorem

Pythagorean Theorem with a Geoboard

MAFS.8.G.2.7: Apply the Pythagorean Theorem to determine unknown side lengths in right triangles in real-world and mathematical problems in two and three dimensions.

Pythagorean Theorem

Pythagorean Theorem with a Geoboard

MAFS.8.G.2.8: Apply the Pythagorean Theorem to find the distance between two points in a coordinate system.

Distance Formula

Pythagorean Theorem

MAFS.8.G.3: Solve real-world and mathematical problems involving volume of cylinders, cones, and spheres.

MAFS.8.G.3.9: Know the formulas for the volumes of cones, cylinders, and spheres and use them to solve real-world and mathematical problems.

Prisms and Cylinders

Pyramids and Cones

MAFS.8.SP: Statistics and Probability

MAFS.8.SP.1: Investigate patterns of association in bivariate data.

MAFS.8.SP.1.1: Construct and interpret scatter plots for bivariate measurement data to investigate patterns of association between two quantities. Describe patterns such as clustering, outliers, positive or negative association, linear association, and nonlinear association.

Correlation

Solving Using Trend Lines

Trends in Scatter Plots

MAFS.8.SP.1.2: Know that straight lines are widely used to model relationships between two quantitative variables. For scatter plots that suggest a linear association, informally fit a straight line, and informally assess the model fit by judging the closeness of the data points to the line.

Correlation

Solving Using Trend Lines

MAFS.8.SP.1.3: Use the equation of a linear model to solve problems in the context of bivariate measurement data, interpreting the slope and intercept.

MAFS.8.NS: The Number System

MAFS.8.NS.1: Know that there are numbers that are not rational, and approximate them by rational numbers.

MAFS.8.NS.1.2: Use rational approximations of irrational numbers to compare the size of irrational numbers, locate them approximately on a number line diagram, and estimate the value of expressions (e.g., piĀ²).

Circumference and Area of Circles

Ordering and Approximating Square Roots

Correlation last revised: 9/16/2020

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