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Lesson Plan
Curated OER

Measuring Angles in a Quadrilateral

For Teachers 9th - 12th Standards
High schoolers explore quadrilaterals in this geometry lesson. They will draw a quadrilateral, measure the angles, and find the sum of the measures of the interior angles using Cabri Jr. The interactive capabilities of Cabri Jr. allow...
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Lesson Plan
Curated OER

Riemann Rectangle Errors

For Teachers 9th - 12th Standards
Learners calculate the area under a curve. In this calculus instructional activity, students integrate the function to find the area under the curve. They use the Ti to create a visual of the graph.
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Lesson Plan
Curated OER

Angles of a Triangle

For Teachers 9th - 12th Standards
Learners explore the measures of the angles of a triangle in this geometry lesson. They use Cabri Jr. to investigate the sum of the measures of the interior angles of a triangle, and examine the relationships between the interior and...
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Worksheet
Curated OER

Algebraic Manipulation

For Students 9th - 11th
In this algebraic manipulation activity, students examine a given number grid, find the pattern and determine an equation to fit the situation. They calculate the area of given rectangles. Students solve real life problems using given...
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Lesson Plan
Curated OER

Geometric Sequences and Series

For Teachers 9th - 12th Standards
Learn to calculate the nth term of a sequence defined by an algebraic expression. They examine geometric sequences and series, relate geometric sequences to their explicit forms, find the partial sums of a sequence in a table, and...
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Lesson Plan
Curated OER

Easter Addition

For Teachers 2nd - 4th
In this Easter addition worksheet, students problem solve and calculate the answers to twenty-five addition equations and color all of the Easter eggs that have an even numbered sum.
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Lesson Plan
Curated OER

Easter Addition

For Teachers 2nd - 4th
In this Easter addition worksheet, students problem solve and calculate the answers to twenty-five addition equations and color all of the Easter eggs that have an even numbered sum.
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Lesson Plan
Curated OER

Easter Addition

For Teachers 2nd - 4th
In this Easter addition worksheet, students problem solve and calculate the answers to twenty-five addition equations and color all of the Easter eggs that have an even numbered sum.
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Lesson Plan
Curated OER

Easter Addition

For Teachers 2nd - 4th
In this Easter addition worksheet, young scholars problem solve and calculate the answers to twenty-five addition equations and color all of the Easter eggs that have an even numbered sum.
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Lesson Plan
Curated OER

Sums With 9

For Teachers 1st
In this sums with nine worksheet, 1st graders calculate the sums of nine in ten sets of red dots, calculate the answers to twenty five addition equations.
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Worksheet
Curated OER

Solve Calculations Written in Words

For Students 4th - 5th
In this math words worksheet, students solve 16 problems in which math sentences in words are translated into numbers and operations. Students solve the mixed operations number sentences.
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Worksheet
Curated OER

Whole Numbers Sums and Differences

For Students 3rd - 4th
In this adding and subtracting learning exercise, students read and solve two story problems about sports. Students determine which team won and with what score. These are simple calculations that have multiple steps.
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Lesson Plan
Curated OER

Adding Mixed Numbers - Unequal Denominators

For Teachers 5th Standards
Working with fractions that have unequal denominators is one of the most difficult concepts for young mathematicians to master. Here you will find a fine lesson that should help youngsters begin to get a grasp on this important...
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Lesson Plan
Pennsylvania Department of Education

Let's Learn Those Facts: Looking Back and Moving Forward

For Teachers Pre-K - 2nd
Students participate in an adding game. In this adding numbers lesson, students calculate the sum of the dice and remove a number from their activity sheet.  Students who first removes the numbers is the winner.
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Lesson Plan
Alabama Learning Exchange

Comparing Fuel Economy

For Teachers 4th - 7th Standards
Compute fuel economy and gas mileage. Why? So you can teach rates and ratios, of course! Middle schoolers calculate the rate of miles per gallon for various vehicles. They research each vehicle, its mileage per gallon, and cost per...
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Lesson Plan
Mathematics Assessment Project

Identifying Similar Triangles

For Teachers 7th - 9th Standards
Math whizzes work with angle sums and exterior angles to figure out the measure of other angles. This particular publication provides comprehensive support in the form of an anticipatory activity, questions designed to prompt discussion,...
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Activity
National Council of Teachers of Mathematics

Math Challenge #23: Fractals

For Students 6th - 8th
Young scholars explore the concepts of Sierpinski's triangle, ratios, and concentrations. In this exploratory lesson, students are given three problems to solve. Young scholars learn about Sierpinski's triangle, how to calculate mpg for...
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Lesson Plan
EngageNY

Interpreting Expected Value

For Teachers 11th - 12th Standards
Investigate expected value as a long-run average. The eighth installment of a 21-part module has scholars rolling pairs of dice to determine the average sum. They find aggregate data by working in groups and interpret expected value as...
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Lesson Plan
Curated OER

Visualizing Vectors

For Teachers 9th - 12th Standards
Investigate vectors in standard positions and use the CellSheet application on the TI calculator to find the sum of two vectors. Convert from polar to rectangular coordinates and vice versa, and show graphs of the vectors.
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Lesson Plan
Willow Tree

Interior Angles, Exterior Angles, and Diagonals of Polygons

For Students 8th - 11th Standards
How does the number of sides of a polygon affect the angle measures? Learners recognize a pattern in finding the total measure of interior and exterior angles and the number of diagonals. They use the patterns to calculate the number of...
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Worksheet
Curated OER

Converting Fractions to Decimals

For Students 4th - 5th
These fractions need to be converted to decimals, but no calculator is needed. Scholars examine two examples which explain the process briefly before completing 16 fractions with denominators of either 10 or 100. For the next section...
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Lesson Plan
EngageNY

The Mathematics Behind a Structured Savings Plan

For Teachers 10th - 12th Standards
Make your money work for you. Future economists learn how to apply sigma notation and how to calculate the sum of a finite geometric series. The skill is essential in determining the future value of a structured savings plan with...
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Lesson Plan
Curated OER

CORNER CABINET

For Teachers 9th - 10th
Ninth and tenth graders calculate the length, width, height, perimeter, area, volume, surface area, angle measures or sums of angle measures of common geometric figures. They solve problems involving scale drawings, models, maps or...
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Lesson Plan
Utah Education Network (UEN)

Subtracting Integers

For Teachers 6th - 8th Standards
Review the concepts of additive inverses and adding positive and negative integers. Relate understanding to the subtraction of integers. This is done with either the use of "Algeblocks" (any square or tile manipulative should do) or a...