Curated OER
Percent
For this percent practice worksheet, students use their problem solving skills to convert the 10 listed percents into fractions.
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Simplifying Radical Expressions
In this radical expressions worksheet, 9th graders solve and complete 20 different problems that include simplifying various radical expressions. First, they define rationalizing the denominator. Then, students simplify and leave each in...
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Probability
In this probability worksheet, 8th graders solve 10 different problems that include determining various events of probability. First, they determine the odds of an event given the ratio. Then, students use a fraction to express the...
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Radicals
In this radicals worksheet, 9th graders solve and complete 16 different problems that include various radical expressions. First, they simplify each radical expression. Then, students use the Pythagorean Theorem to find each missing...
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Number Systems and Mental Math
In this Number System learning exercise, learners solve thirty problems using mental math and ten with a calculator. Students also classify numbers as rational or irrational.
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The Take-Awar Bar 1
Students use an Internet tool, "The Take-Away Bar" to solve subtraction problems by breaking them into parts. They write and solve comparison problems. Students make sensible estimates and check the reasonableness of answers. They use...
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Rules of Exponents
Students solve problems involving exponents. Through a teacher led discussion, students explore the rules of exponents and create cards with "x's" on them. Given a division problem, students lay out "x's" to represent the numerator and...
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Bean Addition
A hands-on lesson created students use beans as manipulatives to solve addition number sentences. Requires the book, Mission Addition by Loreen Leedy.
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Properties of Fractals
Students build a working definition of a regular fractal, they measure the concepts of dimensions and scale, they explore the concept of a logarithm and they attempt to solve simple exponential equations for the exponent both by trial...
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Gulls
Students listen to the problem and think about the first question and the number operation that they would use and explain. They work in pairs and record their solutions so that they can be displayed and shared.
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Capturing the Wind
Students collect and analyze data about wind speed. They build a Lego wind sail and measure the wind speed with a rotation sensor. They use software to analyze the data.
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Dividing Fractions
In this math instructional activity, students solve the problems using the operation of division with fractions. The problems must be changed to multiplication.
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Addition and Subtraction Pick n Mix 2
Fourth graders practice a wide range of strategies for solving addition and subtraction problems containing decimal fractions. They add and subtract fractions, decimals and integers while generalizing the properties of operations with...
New Zealand Ministry of Education
Fraction Bar
Computing class members encounter use a digital learning tool called The Fraction Bar to multiply fractions with whole numbers. They do so by finding a given fraction of a number either on a number line or by calculating the answer with...
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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,...
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Science Fair Space
Students determine the most equitable way to share space and cost between three schools for a fictional science fair. Given a diagram, a word problem, and a data set, students analyze and explain the best way for all schools to share...
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Everyday Math
Students discuss word problems involving time and money. In this mathematics lesson, students solve word problems as a class focusing on addition, subtraction, multiplication, and simple fractions. Students then make their own word...
Alabama Learning Exchange
Keep It Movin'!
Learners conduct an experiment to study friction. They complete a KWL chart on friction and conduct an activity about the amount of friction on a moving object. To conclude, pupils create a table or graph of the data collected and they...
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Hamburger Lesson
Students examine fractions in this lesson. They practice with how to reduce and perform operations on fractions.
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Geometric Fractals and the Chaos Game
Students define fractals and patterns. They explore how a seemingly random process can result in a pattern. Students practice probability and fractions skills by playing the chaos game online.
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Math: Currency Exchange Rates
Sixth graders apply the division and multiplication of decimals to convert dollars to various international currencies. In a travel simulation activity, they convert money, distance, and temperatures. During their "trip," students...
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Cutting Up in Class, Fractal Style
Learners create three-dimension models demonstrating exponents, multiplying and dividing of fractions, and the use of repeating patterns in tessellations, mirror images, and tiling.
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Probability and Geometry
Students explore the ways Geometry can help solve probability problems. Students describe platonic solids and practice calculating probability using an online resource. They construct dice with various numbers of sides to demonstrate...
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Real-World Reasonableness
Fifth graders apply math to real-world situations. In this mathematics lesson, 5th graders are read the book, "Math Curse," which discusses ways in which math is used each day. Students then write a sequel to the book in groups,...