Curated OER
Still More Lollies
Fourth graders listen to the problem to the class and think about how they solve the problem and to discuss it with their friends using number sentences in their written record of the solution.
Curated OER
Triangular Numbers
Students are introduced to the problem and brainstorm ideas for approaching the problem and keeping track of what has been done. They work in pairs and share their answers, explaining their reasoning.
Curated OER
Lollies, Lollies, Lollies
Students listen to the problem read to them. They answer some simple questions using number sentences. They then compose a written record of the solution and share their approaches used.
Curated OER
Paul's Patterns
Fourth graders listen to the problem. As the students work ask them questions that require them to describe the patterns in their own words.
If the students are having problems with finding the patterns encourage them to explore the...
Curated OER
Circles and Clocks, Shapes and Time
Students work in groups to research clocks and practice telling time. In this telling time lesson plan, students use the computer program ProQuest to study circles, including radius and diameter, and practice drawing circles using a...
Curated OER
Choices
This unit is about making calculations in the real life situations of taxis, hire cars, and cell phones. They find and justify a word formula which represents a given practical situation. Solve simple linear equations such as 2? + 4 = 16.
Government of Alberta
Learn Alberta: Math Interactives: Exploring Patterns (Object Interactive)
This interactive Learn Alberta math resource offers a hands-on exploration of number patterns. Students get to control an animated squirrel in order to figure out terms in a sequence and see each pattern represented both in picture form,...
Education Place
Houghton Mifflin: Eduplace: Extra Practice Quiz Evaluate Expressions 1
Practice evaluating these algebraic expressions. Read the interactive quiz rules and then click on the "Begin" ticket. If you answer incorrectly you get one more chance to try again then you are told the correct answer. See how many...
Doina Popovici
Math Play: Algebraic Expressions Millionaire
Fill in the correct mathematical expression in the word expression in this interactive game.
Khan Academy
Khan Academy: Create Expressions With Parentheses
Practice creating expressions with parentheses from real-world contexts. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Evaluate Expressions With Parentheses
Solve multi-step expressions with parentheses. Place parentheses in an expression to make the expression equivalent to a given number. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
Khan Academy
Khan Academy: Translate Expressions With Parentheses
Practice changing expressions from words to math. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Illustrative Mathematics
Illustrative Mathematics: Words to Expressions 1
This problem allows students to see words that can describe the expression from part (c) of "5.OA Watch out for Parentheses." Additionally, the words (add, sum) and (product, multiply) are all strategically used so that the student can...
AAA Math
Aaa Math: Equations
This tutorial explains evaluating expressions, inequalities, the addition of equations, and subtraction of equations. Each section has an explanation, interactive practice, and challenge games.
PBS
Pbs Mathline: Bead Dazzling (Proportional Reasoning) [Pdf]
A comprehensive lesson on algebraic thinking where students create and identify patterns using proportional reasoning. Research based, this lesson includes technology connections, items for discussion, and extension activities.
Harvey Mudd College
Mudd Math Fun Facts: Pascal's Triangle
This tutorial defines and and demonstrates Pascal's triangle.
Illustrative Mathematics
Illustrative Mathematics: Watch Out for Parentheses 1
This problem asks the student to evaluate six numerical expressions that contain the same integers and operations yet have different results due to the placement of parentheses. It helps learners see the purpose of using parentheses....
University of Georgia
University of Georgia: Intermath Dictionary: Additive Inverse
"What happens when you add opposite numbers together?" Understanding the additive inverse will help you to answer this questions. An explanation of additive inverse with examples and non-examples.
University of Cambridge
University of Cambridge: Nrich: Heads and Feet
Solve this problem about hens and sheep and practice your algebraic thinking all at the same time. A solution is provided at this one page website.
Illustrative Mathematics
Illustrative Mathematics: Using Operations and Parentheses
The purpose of this task is to give students a chance to work creatively with three of the four fundamental arithmetic operations (addition, subtraction, and multiplication). It is well suited for helping students develop fluency with...
Khan Academy
Khan Academy: Regroup Whole Numbers
Regroup numbers in each place value (e.g., regroup 1 ten as 10 ones) to express whole numbers in different ways. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: One Step Multiplication & Division Equations
Based on our understanding of the balance beam model, we know that that to keep a true equation, we always have to do the same thing to both sides of an equation. But how do we know what to do to both sides of the equation? Learn to...
Khan Academy
Khan Academy: Understanding Moving the Decimal
In this exercise, students practice understanding moving the decimal when multiplying or dividing by 10. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.