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Curated OER
What Percentage...? #2
In this percentages practice instructional activity, students read an instructional section and then solve 2 multi-part problems that require them to find percentages.
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Remarkable Ratios
In this ratios worksheet, students examine pictures of 12 cartoon characters. Students solve 12 problems in which a ratio is written to show the number of characters with certain attributes compared to the total number.
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Inequalities
In this inequalities worksheet, students complete comparison problems with whole numbers and fractions. Students also complete true and false questions.
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Introduction to Percentages
In this percentages worksheet, students are introduced to the concept of percentages as another way to represent fractions and decimals. Students read the instructions and examples and solve 20 problems. This is an online activity that...
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Writing Percents
In this percents worksheet, students solve a total of 16 problems, writing fractions as percents, decimals as percents, writing percents as fractions and as decimals.
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The Nuts and Bolts of a Mathematical Expression
Fourth graders complete a worksheet that asks them to order operations within a mathematical expression. students evaluate the expressions in the correct order using mental math and paper. The results are recorded on the worksheet.
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Probability Activity
Students differentiate between theoretical and experimental probability. For this probability lesson, students create a puzzle and calculate the probability of an event occurring. They use problems dealing real life scenarios.
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Zombie Board Game
In this all operations activity, students play a board game where they solve problems involving all operations and fractions. Students complete 34 problems.
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All Operations
In this operations worksheet, students complete problems that contain all four operations, decimals, fractions, and more. Students complete 288 problems.
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Numbers Make Sense
Second graders explore number values by completing estimation problems in class. In this place value lesson, 2nd graders identify the use of decimals in numbers and how they relate to fractions or parts of a whole. Students utilize flash...
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Rays and Angles
Students view examples of a ray, opposite rays, collinear rays, angles, and straight angles. They discuss and demonstrate how to use a protractor and complete worksheet problems on rays and angles.
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Theoretical and Empirical Probabilities
For this probability worksheet, students determine the theoretical probability of given events. Topics include choosing a card at random, number cubes, and fractions. This one-page worksheet contains ten problems.
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Simplify
In this equation worksheet, 3rd graders simplify down to the lowest terms. Students solve for eight problems using both addition and subtraction.
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Fraction to Percent
In this fraction worksheet, 6th graders convert the given fractions into percentages. Students solve for six problems, some having mixed numbers and answers greater than 100 percent.
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Adding Decimal Numbers - Tenths
In this adding decimals worksheet, students add numbers with decimals to the tenths. Students complete 21 problems total on this worksheet.
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Playing With Probability
Students rotate through work stations where they compute problems of theoretical and experimental probability. In this probability lesson plan, students use simulations of a lottery system.
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One Big Egg
In this fraction worksheet, 5th graders divide fractions and convert the answers into mixed numbers. Students complete 15 division problems and locate the answers to each in the "word search" type puzzle.
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Calculator Spelling
Sixth graders practice creating and solving number sentences on a calculator. They interact with number facts, their properties, algorithms and estimation. Each student recognizes inverse relationships of addition, subtraction,...
National Security Agency
Money Maters: Integers are Integral!
A thoroughly-written lesson plan and a plethora of worksheets about integers comprise this resource. Neophyte number crunchers learn to recognize integers, add and subtract them, and apply the concepts to the designing of a personal...
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The Golden Students
Scholars view the video, "Donald Duck in Mathmagic Land," and discuss examples in nature which have proportions of the golden ratio. They measure and record different body lengths from a worksheet and convert the ratios to equivalent...
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Finding the Area of Polygons
Third graders are exposed to finding the area of polygons by decomposing figures and recomposing them into rectangles. This strategy allows children to expand on their prior knowledge of constructing shapes by rearranging parts into...
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The 3 R's of Common Denominators
Third graders are shown an alternative method of determining the lowest common denominator of two or more unequal denominators. They complete a worksheet.
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Multiplying Decimals and Mixed Numbers
Learners multiply decimals and/or mixed numbers. They explore the effects of multiplying decimals and mixed numbers. They practice estimating answers when a number is multiplied by a decimal or mixed number.
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Basic Sense
Fifth graders add fractions. After a class discussion on real life application of fractions, the teacher uses fractions strips to model adding fractions. In pairs, 5th graders model adding fractions by drawing diagrams. They justify...