olving Problems Using Transformational Methods
Learners visualize transformations and classify them according to a motion. They also practice finding the distance between two points. During the instructional activity students also practice the usage of vocabulary.
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New Review Exploring Congruence Using Transformations
Prove it—triangles aren't congruent unless you prove them to be congruent. High school mathematicians learn to prove triangle congruence by using transformations. They see how rigid motions result in congruent sides and angles.
9th - 12th Math CCSS: Designed
Investigating Transformations Using Coordinates
Use transformations to coordinate the coordinates! After graphing a transformation, class members examine the patterns in the coordinates. They repeat the process for each type of transformation and end by generalizing their conclusions....
7th - 9th Math CCSS: Designed
Finding Limits Using Tables and Graphs
An excellent set of problems for developing limit intuition in learners, this presentation and homework set leads the class from testing basic continuous functions through to discontinuous piecewise problems. Using both table and...
10th - 12th Math CCSS: Adaptable
Transformations in the Coordinate Plane
Your learners connect the new concepts of transformations in the coordinate plane to their previous knowledge using the solid vocabulary development in this unit. Like a foreign language, mathematics has its own set of vocabulary terms...
9th - 12th Math CCSS: Designed
Geometry: Transformations, Congruence, and Similarity
Rigid motions are to congruence as what are to similarity? Investigate properties of rigid motions and define congruence in terms of rigid motions with the ninth chapter of a 10-part eighth grade workbook series. The lesson then prompts...
7th - 10th Math CCSS: Designed
Solve Ratio Problems Using Tables and Multiplication
Ratios are all about relationships and this video shows two different ways to find those patterns. The prior video in the six-part video series sets up the ratio with addition, and this video focuses on the multiplicative reasoning. Show...
5 mins 5th - 8th Math CCSS: Designed
Solve Percent of a Number Problems Using a Proportion Model
Percents and proportions go hand in hand since they both represent parts of a whole. Your learners are given a scenario to find out how many text messages Alice gets if 60 text messages are 40 percent of her plan. The lesson, part of a...
6 mins 6th - 8th Math CCSS: Designed
How Do You Solve a Word Problem Using the Elimination by Subtraction Method?
Use word problems to teach systems of equations! The instructor in this video demonstrates how to solve a word problem using a system of equations and the elimination by subtraction method. She goes through each step, carefully...
7 seconds 6th - 12th Math
Solve Ratio Problems Using Double Number Lines
Organization is the best way to make sure that ratios are set up correctly to be proportional. This video reviews how to solve ratio problems with addition and multiplication, shown in more detail in the prior two videos of this series,...
4 mins 5th - 8th Math CCSS: Designed
Solve Ratio Problems Using a Tape Diagram
There are many ways to solve ratio problems, and this lesson reviews the three methods taught by the prior videos before introducing a tape diagram. Have your learners practice solving with addition, multiplication, and double number...
4 mins 5th - 8th Math