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Curated OER
Probability
Middle schoolers explore independent probability. They identify mutually exclusive outcomes. This two-page activity contains four multi-step problems.
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Solving Quadratic Equations
In this Algebra II worksheet, 11th graders use the quadratic formula to solve quadratic equations. The six page worksheet contains instruction on topic, worked examples and five practice problems. Answers are not provided.
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Isolating the Variable
Ninth graders investigate how to solve equations with the variable present on both sides. They practice isolating the variable and combining like terms before solving the equation for the variable.
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Divide Fractions: Homework
In this fraction division worksheet, students review two steps to help them rewrite fraction division equations as multiplication equations. Students then complete the thirteen problems using the steps and write each answer in simplest...
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Model Division: Reteach
In this division with models activity, students review two steps to help them divide with fractions. Students then match each question with the correct model and complete the division sentence. Students then complete each division and...
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Chapter 3 - Objective 1.1 Variable Expressions
In this variable expression learning exercise, students solve one and two-step variable expressions containing negative numbers and fractions. This one-page learning exercise contains ten problems.
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Quadratic Equation Calculator
In this Algebra II activity, 11th graders use an online quadratic equation solver to find the zeros of a quadratic. The one page interactive activity provides one worked example and the equation solver.
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Factoring to Solve Quadratic Equations
Ninth graders solve quadratic equations. In this factoring lesson, 9th graders answer questions from the text and complete a worksheet.
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Write a Number Sentence: problem Solving
In this number sentence worksheet, students learn the steps to write a number sentence to solve mathematical equations. Students solve a number sentence and then determine if there is another way to solve the problem.
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Fruity Math
Students solve one step linear equations. In this algebra lesson, students manipulate their variables and numbers to answer each problem. They make sure the equations stay balanced at all times.
Willow Tree
Solving Inequalities
What does solving an inequality have in common with solving an equation? Almost everything! A math resource focuses on the one exception. The examples lead learners through the steps of solving an equality when multiplying or...
West Contra Costa Unified School District
Solving a System by Substitution
Solving systems by substitution can be a challenging topic in algebra I. Here is a lesson that builds on students' understanding of intercepts to begin the process of substitution, and all work is reinforced graphically to build...
Colorado State University
If You Can't Predict the Weather, How Can You Predict the Climate?
Why is the weather man wrong so often? Young climatologists discover how chaos rules both weather and climate through a math-based activity. Using an iterative equation, the class examines how small day-to-day weather events total up to...
Curated OER
Math: Navigating the World Around Me
Young mathematicians research and discuss real world math word problems and ways in which they apply math concepts in their everyday lives. They create a storyboard of a math word problem from which they create a slide for a multi-media...
University of Notre Dame
The Natural Exponential Function
Ready to apply the concepts related to the natural exponential equations and logarithmic equations? A math lesson reviews concepts from inverse properties to solving to derivatives and integrals.
Illustrative Mathematics
Transforming the Graph of a Function
Function notation is like a code waiting to be cracked. Learners take the graph of an unknown equation and manipulate it based on three different transformation changes of the function equation. The final step is to look at three points...
Curated OER
Defining Division
Upper graders explore division through fair-shares. They will review fair shares and fractions as a segway into division. They start by playing "Share Fairly" game and create mathematical arguments for solving problems. Manipulatives and...
Chymist
An Experiment in Alchemy: Copper to Silver to Gold
Use chemistry to change pennies into gold coins! The experimental procedure leads learners through the process of changing copper pennies to silver and then to gold. They record the mass of each coin through every step of the experiment.
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Properties of Equality
What assumptions are made in order to solve equations? An instructional slideshow provides an overview and guided examples of how properties of equality can be used to justify each step in solving equations.
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Word Problems that Use All Operations
Although this word problem could be solved without algebra, it is an ideal way to incorporate algebraic equations and variables for easier solutions. The answer is explained below, so use this as an all-class warm up and cover up the...
101 Questions
Coin Counting
Cash in on a great resource. After watching a video of a coin counter, pupils estimate the number of coins and the amount of money they see. They then use additional given information and systems of equations to find the actual values.
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Curved Lines
In this curved lines worksheet, students examine equations that, when graphed, present a curved line. They explore specified points on the graphed line and write an equation for the tangent line at given points. This two-page worksheet...
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Graph Figures From Equations
High schoolers explore the concept of graphing figures from equations. In this graphing lesson, students use Microsoft Math to graph figures from equations and write equations from graphed figures.
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Balancing Equations
In this chemical equations activity, students review the steps to balancing equations and then complete a graphic organizer by balancing 10 chemical reactions.