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Curated OER
Solving Equations Using Models
Explore mathematics by analyzing images. As they view pictures on the SMART Board, individuals must write corresponding algebraic equations. They utilize models to visualize the math expressions.
Illustrative Mathematics
Sharing Markers
Let your first graders translate these word problems into subtraction sentences. Some of the equations involve finding the answer after Char gives some of her markers away, while others require finding the amount of markers Char started...
Willow Tree
Solving Quadratic Equations
Polynomials are full of solutions! Learners understand that the degree determines the number of solutions. Examples show quadratic equations solved by factoring and by using the quadratic formula. A cubic equation is even mixed in for...
EngageNY
Similarity and the Angle Bisector Theorem
Identifying and verifying reproducible patterns in mathematics is an essential skill. Mathematicians identify the relationship of sides when an angle is bisected in a triangle. Once the pupils determine the relationship, they prove it to...
Curated OER
Missing Numbers in Equations 3
For this missing numbers in equations worksheet, learners solve for the missing number in a set of 32 equations; answers are included on page 2.
Curated OER
Missing Numbers in Equations 6
In this missing numbers in equations worksheet, students solve for the missing number in a set of 32 equations; answers are included on page 2.
Curated OER
Missing Numbers in Equations 7
In this missing numbers in equations worksheet, students solve for the missing number in a set of 32 equations; answers are included on page 2.
Curated OER
Missing Numbers in Equations 9
In this missing numbers in equations worksheet, students solve for the missing number in a set of 32 equations; answers are included on page 2.
Curated OER
Missing Proportions
In this missing proportion worksheet, learners solve for a missing variable to create a true statement. The two-step process of cross-multiplication and division may be used to solve given ratios. This one-page worksheet contains ten...
Curated OER
Developing the Concept: Percents
In this percents lesson plan, learners review how to solve a multiplication equation where they must solve for a variable. They solve equations with missing numbers and percents.
BW Walch
Creating and Graphing Exponential Equations
Frequently found in biology and economic application problems, exponential equations show up as stars in this introductory presentation. Taking no background or knowledge of exponentials for granted, the slides walk learners...
Charleston School District
Applications of the Pythagorean Theorem
Use patterns to your advantage! The Pythagorean Theorem allows learners to find missing sides of right triangles. Problems include those with both rational and irrational lengths.
Balanced Assessment
Books from Andonov
To examine mathematical functions in a modeling situation pupils combine quadratic and step functions to represent a presented scenario. They both graph and write a function to represent data shown in a table.
Charleston School District
The Sum of Angles in a Triangle
An informative lesson contains a brief explanation of how the sum of the angles of a triangle is a line. The lesson continues with determining the missing angle in a triangle, or solving for a variable. Using the sum of the...
Curated OER
Quickies Final Hints And Answers
In this math worksheet, students examine the numbers while looking for the number patterns. They determine the values of the missing variables.
02 x 02 Worksheets
Proportions
Cut-and-paste a great activity into your lesson plans. Scholars analyze real-world problems involving proportions. To change things up a bit they cut-and-paste quantities to create a proportion on their way to solving the problems.
Charleston School District
Review Unit 8: Geometry Applicaitons
Pupils complete a review learning exercise that highlights the key problems from the first eight lessons in the series. Topics include the Pythagorean Theorem and its converse, as well as finding volume of three-dimensional figures.
Curated OER
Substitution
Students solve linear equations. In this algebra lesson, students use substitution to solve equations. They plug in the numbers for the missing variable and solve.
Curated OER
Whole Numbers
Student are assigned one of the sections on whole numbers. After reviewing the content, they teach their assigned sections to other class mates. They publish their findings on a PowerPoint slide show to use when they teach their section.
Curated OER
Buffon's Needle An Analysis and Simulation
If you dropped a needle on a lined sheet of paper what is the probability that the needle will cross one of the lines on the page? Surprise your class with how calculating this probability can approximate pi. This question is known...
Curated OER
Missing Numbers in Equations (B)
In this elementary algebra instructional activity, 3rd graders identify the missing number in 32 subtraction equations. They find the value of each variable.
EngageNY
Read Expressions in Which Letters Stand for Numbers
Pencil in the resource on writing verbal phrases into your lesson plans. The 15th installment of a 36-part module has scholars write verbal phases for algebraic expressions. They complete a set of problems to solidify this skill.
Math Mammoth
Expressions
In this expression worksheet, learners evaluate equations, write equations for a specified event, and determine the perimeter of shapes, Six multi-step problems are provided on this one-page worksheet.
Curated OER
Graphing on the Coordinate Plane
For this geometry worksheet, 10th graders determine the midpoint of a line segment given the coordinates of the two endpoints or find the missing endpoint given the coordinates of the midpoint and one endpoint. The one page...