Illustrative Mathematics
Rectangle Perimeter 3
This activity looks at writing expressions to represent perimeter of a rectangle and then considers the concept of equivalent expressions and the distributive property in more detail.
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Estimating Concrete Volume
High schoolers identify rectangular volume calculations, and calculate using formula, concrete table, and calculator.
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Graphing Linear Equations with Two Variables
Can your class solve linear equations in two variables? They will be able to after they engage in this lesson. Individuals graph linear equations in two variables using slope and intercept and identifying the relationship between the x...
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Positive and Negative Numbers
Pupils use blocks and markers to illustrate the processes of adding, subtracting, multiplying and dividing integers. In this mathematics lesson, learners use Algebra blocks to demonstrate multiplying polynomials.
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Finding the Area and Perimeter of Polygons
Seventh graders practice finding the area and perimeter of polygons. In this polygon area lesson, 7th graders brainstorm shapes and take a walk to locate shapes. Students record properties of shapes and use various shapes to make a...
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Add and Subtract with Unlike Denominators
In this adding and subtracting with unlike denominators worksheet, learners add and subtract fractions with unlike denominators. They complete six problems.
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How Simple Is Your Rational Expression?
Investigate simplifying rational expressions. Learners define rational expressions, review how numerators and denominators are polynomials and complete several problems using a checklist to ensure they don't skip any steps. Work can be...
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To Quote or Not to Quote
Introduce your middle and high schoolers to the correct use of quotation marks. They identify examples of correct and incorrect quotations in magazines and edit a paragraph in groups. Use this lesson as a way to reinforce proofreading...
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You Can't Go Wrong with a Right Triangle 1
Fourth and fifth graders study the Pythagorean Theorem and apply it to find the missing side of a right triangle.
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You Can't Go Wrong with a Right Triangle 2
Upper graders use the properties of right angle trignonmetry to measure objects such as the school flagpole. They solve real world problems using these properties.
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Fractions, Decimals and Percents
Students investigate the differences when using decimals, fractions, and percents. They focus on the process of using them in real problems and how to convert them from one form to another.
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Introduction to the Concept of Probability
Middle and high schoolers have a clarified definition of probability, they explore about outcomes in probability and how to calculate experimental probability. They use computers to learn about probability.
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Number Sentences
Fifth graders become familiar with problem solving strategies of guess and check and working backwards. They demonstrate the basic concepts of addition, subtraction, multiplication, and division using a math sentence.
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Word Value
Students investigate the concepts of adding, estimating, and ordering. The lesson uses the alphabet as an example illustration. The students practice the calculations in class in order to ensure mastery.
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WebQuest: Thrills and Spills- Pick Your Park!
Students participate in a WebQuest in which they must determine which amusement park is the "median priced" park. Students visit park websites to accumulate prices for parking, activities, restaurants, and gift shops.
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Sequences and Series
High schoolers use Excel Database to explore sequences and series. They examine how to calculate term positions and Sigma Notations. Students use Excel to calculate the values and they print the pages for grading.
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Worksheet 4 - Geometric Mean
In this geometric worksheet, students examine the geometric and algebraic definition of the dot product. They find angles between two curves, determine if two vectors are parallel, and explain conditions on vectors. This one-page...
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Two-Step Problems and Money Concepts
Elementary schoolers solve two-step equations and practice money concepts. They solve multi-step addition and subtraction contextual problems and apply money concepts to real life situations. Pupils use pictures and counters to help them...
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Number: Whole Numbers and Decimals
Students explore whole numbers and decimals. In this decimal lesson, students discover how to perform multiplication with decimals as they complete a worksheet.
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Small Angle Calculations
Students work with circles, angles and estimating angles in the night sky. In this circles and angles lesson, students practice measuring a degree using the circumference of a circle and apply the degree to determine a way to use their...
Louisiana Department of Education
Fractions, Decimals, and Percents
Fractions, decimals, and percents all say the same thing! Show your classes how to convert between the three forms using visual and numeric representations. Then lead them to an understanding of scientific notation.
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Building Sets of 13 and 14
Compose and decompose sets of 13 and 14 and compare sets of each with your little learners. They use objects to construct sets of 13 and 14, record their answers, and compare sets in several different ways.
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When Close Enough is Good Enough
Students describe the difference between an estimate and a guess. They create reasonable estimates based on observation and hands-on activities. They synthesize estimated based on interaction with online activities.