Virginia - Mathematics: 8th Grade

  • Standards of Learning     Adopted: 2009

This correlation lists the recommended Gizmos for this state's curriculum standards. Click any Gizmo title below to go to the Gizmo Details page.

8.1: The student will

8.1.a: simplify numerical expressions involving positive exponents, using rational numbers, order of operations, and properties of operations with real numbers; and

Order of Operations

8.1.b: compare and order decimals, fractions, percents, and numbers written in scientific notation.

Comparing and Ordering Decimals
Comparing and Ordering Fractions
Comparing and Ordering Rational Numbers
Ordering Percents, Fractions and Decimals
Ordering Percents, Fractions and Decimals Greater Than 1
Percents and Proportions

8.3: The student will

8.3.a: solve practical problems involving rational numbers, percents, ratios, and proportions; and

Adding Real Numbers
Beam to Moon (Ratios and Proportions)
Estimating Population Size
Part:Part and Part:Whole Ratios
Percent of Change
Percents and Proportions
Polling: Neighborhood
Proportions and Common Multipliers
Simple and Compound Interest

8.3.b: determine the percent increase or decrease for a given situation.

Adding Real Numbers
Percent of Change

8.4: The student will apply the order of operations to evaluate algebraic expressions for given replacement values of the variables.

Order of Operations

8.6: The student will

8.6.a: verify by measuring and describe the relationships among vertical angles, adjacent angles, supplementary angles, and complementary angles; and

Investigating Angle Theorems - Activity A

8.7: The student will

8.7.a: investigate and solve practical problems involving volume and surface area of prisms, cylinders, cones, and pyramids; and

Prisms and Cylinders - Activity A
Pyramids and Cones - Activity A
Surface and Lateral Area of Prisms and Cylinders
Surface and Lateral Area of Pyramids and Cones

8.7.b: describe how changing one measured attribute of a figure affects the volume and surface area.

Prisms and Cylinders - Activity A
Surface and Lateral Area of Prisms and Cylinders
Surface and Lateral Area of Pyramids and Cones

8.8: The student will

8.8.a: apply transformations to plane figures; and

Dilations
Quilting Bee (Symmetry)
Reflections
Rock Art (Transformations)
Rotations, Reflections and Translations

8.9: The student will construct a three-dimensional model, given the top or bottom, side, and front views.

3D and Orthographic Views - Activity A
Surface and Lateral Area of Prisms and Cylinders
Surface and Lateral Area of Pyramids and Cones

8.10: The student will

8.10.a: verify the Pythagorean Theorem; and

Distance Formula - Activity A
Geoboard: The Pythagorean Theorem
Pythagorean Theorem - Activity A
Pythagorean Theorem - Activity B

8.10.b: apply the Pythagorean Theorem.

Distance Formula - Activity A
Geoboard: The Pythagorean Theorem
Pythagorean Theorem - Activity A
Pythagorean Theorem - Activity B

8.12: The student will determine the probability of independent and dependent events with and without replacement.

Compound Independent Events
Compound Independent and Dependent Events
Spin the Big Wheel! (Probability)

8.13: The student will

8.13.a: make comparisons, predictions, and inferences, using information displayed in graphs; and

Box-and-Whisker Plots
Graphing Skills
Populations and Samples

8.13.b: construct and analyze scatterplots.

Box-and-Whisker Plots
Correlation
Histograms
Line Plots
Movie Reviewer (Mean and Median)
Reaction Time 1 (Graphs and Statistics)
Scatter Plots - Activity A
Solving Using Trend Lines
Stem-and-Leaf Plots

8.14: The student will make connections between any two representations (tables, graphs, words, and rules) of a given relationship.

Distance-Time Graphs
Distance-Time and Velocity-Time Graphs
Exponential Functions - Activity A
Fourth-Degree Polynomials - Activity A
Linear Functions
Quadratic and Absolute Value Functions
Quadratics in Factored Form
Quadratics in Polynomial Form - Activity A
Rational Functions
Slope-Intercept Form of a Line - Activity A
Using Tables, Rules and Graphs

8.15: The student will

8.15.a: solve multistep linear equations in one variable with the variable on one and two sides of the equation;

Modeling and Solving Two-Step Equations
Solving Equations By Graphing Each Side
Solving Two-Step Equations

8.15.b: solve two-step linear inequalities and graph the results on a number line; and

Compound Inequalities
Solving Linear Inequalities using Addition and Subtraction
Solving Linear Inequalities using Multiplication and Division

8.15.c: identify properties of operations used to solve an equation.

Modeling and Solving Two-Step Equations
Solving Two-Step Equations

8.16: The student will graph a linear equation in two variables.

Defining a Line with Two Points
Point-Slope Form of a Line - Activity A
Slope-Intercept Form of a Line - Activity A
Standard Form of a Line

8.17: The student will identify the domain, range, independent variable, or dependent variable in a given situation.

Introduction to Functions

Content correlation last revised: 10/23/2009