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7 Module 3: Expressions and Equations
7 Module 3: Expressions and Equations
Topic A: Use Properties of Operations to Generate Equivalent Expressions
Topic A: Use Properties of Operations to Generate Equivalent Expressions
Module 3 starts with writing equivalent expressions using properties of operations. Read the math news to learn more about this topic.
Reteach videos of each lesson:
Reteach videos of each lesson:
Lesson 1: Generating Equivalent Expressions (Video)
Lesson 2: Generating Equivalent Expressions (Video)
Lesson 3 and 4: Writing Products as Sums and Sums as Products (Video3) (Video4)
Lesson 5: Using the Identity and Inverse to Write Equivalent Expressions (Video)
Lesson 6: Collecting Rational Number Like Terms (Video)
Watch these videos to learn more about this topic:
Watch these videos to learn more about this topic:
Khan Academy Topic A Videos ** Really great videos on writing expressions and practice problems
Combining Like Terms (simplifying or writing in standard form)
The Distributive Property and Equivalent Expressions
Games:
Games:
Check this video for writing expressions in Standard Form --- Adding and Subtracting Linear Expressions
Check this video for writing expressions in Standard Form --- Adding and Subtracting Linear Expressions
Class Notes:
Class Notes:
Topic B: Solve Problems Using Expressions and Equations
Topic B: Solve Problems Using Expressions and Equations
Module 3 continues by using linear equations and inequalities to solve problems. Read the Math News here to learn more about the topic.
Reteach videos of each lesson:
Reteach videos of each lesson:
Lesson 8: Using If-Then Moves in Solving Equations (Video)
Lesson 9: Using If-Then Moves in Solving Equations (Video)
Lesson 10 and 11: Angle Problems and Solving Equations (Video10) (Video11)
If you need to practice writing and solving two-step equations:
If you need to practice writing and solving two-step equations:
Khan Academy -- Module 3 Topic B Videos
Writing Algebraic Equations Practice
If you need practice with angle problems and solving equations:
If you need practice with angle problems and solving equations:
Practice angles on a line at Study Ladder
Khan Academy -- Finding missing angles
Games:
Games:
Take it to the Hoop -- Two-Step Equations Basketball
Find the missing angle game -- beat the clock
Easy Version or Challenge Version-- Challenge yourself with this Solving Messier Inequalities Cool Math Game.
Math Games-- Beat the timer and get to the harder levels.
Rags to Riches-- Answer questions in a quest for fame and fortune.
Topic B: Solve Problems Using Inequalities
Topic B: Solve Problems Using Inequalities
Module 3 continues by using linear equations and inequalities to solve problems. Read the Math News here to learn more about the topic.
Reteach videos of each lesson:
Reteach videos of each lesson:
Lesson 12: Properties of Inequalities (Video)
Lesson 13: Inequalities (Video or this video)
Lesson 14: Solving Inequalities (Video or this video)
Lesson 15: Graphing Solutions to Inequalities (Video or this video)
If you need practice with inequalities:
If you need practice with inequalities:
Khan Academy: One-Step Inequalities or Two-Step Inequalities
Learn about the freak part of inequalities from Cool Math: The Freaky Thing
Learn and Practice on Algebra Lab: Solving Inequalities or Writing and Solving Inequalities
Games:
Games:
Inequality Game -- In this inequality game, Genie will be there to help you solve inequalities and word problems involving inequalities. Have fun!
Inequality Wars-- Fly the Millennium Falcon through an Asteroid Field and destroy asteroids that satisfy the target inequality.
Easy Version or Challenge Version-- Challenge yourself with this Solving Messier Inequalities Cool Math Game.
Math Games-- Beat the timer and get to the harder levels.
Rags to Riches-- Answer questions in a quest for fame and fortune.
Topic C: Use Equations and Inequalities to Solve Geometry Problems (2 D Shapes)
Topic C: Use Equations and Inequalities to Solve Geometry Problems (2 D Shapes)
In the last topic, students are using their knowledge of equations to help solve questions about geometric figures. They're discovering formulas to calculate the perimeter, circumference, and area of simple figures! Check out the math news here.
Reteach videos of each lesson:
Reteach videos of each lesson:
Lesson 16: The Most Famous Ratio of All (Video)
Lesson 17: Area of Circles (Video)
Lesson 18: More Area and Circumference (Video)
Lesson 19: Area Problems on the Coordinate Plane (Video)
Lesson 20: Composite Area (Video)
Watch these videos to learn more about this topic:
Watch these videos to learn more about this topic:
Khan Academy Videos for Module 3 Topic C
Khan Academy: Area and Circumference Challenge Problems
Games:
Games:
Circle Games -- Visit this site for links to a variety of circle games!
Geometry Games -- Visit here for MANY games all about geometry!
Class Notes:
Class Notes:
Topic C: Use Equations and Inequalities to Solve Geometry Problems (3 D Shapes)
Topic C: Use Equations and Inequalities to Solve Geometry Problems (3 D Shapes)
Reteach videos of each lesson:
Reteach videos of each lesson:
Lesson 21: Surface Area Prisms (Video)
Lesson 22: Surface Area Pyramids (Video)
Lesson 23: The Volume of a Right Prism (Video)
Lesson 25: Volume and Surface Area (Video)
Lesson 26: Volume and Surface Area (Video)
Watch these videos to learn more about this topic:
Watch these videos to learn more about this topic:
Khan Academy -- Module 3 Topic C
Khan Academy -- Volume with fractions
Games:
Games:
Cubes -- Fill a box with cubes, rows of cubes, or layers of cubes.
Rectangular Prisms -- Quiz your ability to find the volume of rectangular prisms
En Garde -- Practice surface area and volume (and area!) in this game
Brain Camp -- test your brain with these surface area questions
Minecraft volume -- measure volume by counting minecraft blocks
Class Notes:
Class Notes:
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