Curated OER
Finding the Least Common Multiple
In this math worksheet, young scholars learn to find the least common multiple and rewrite fractions with common denominators. There are step by step directions and 10 problems.
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Long Division of Polynomials
In this polynomial worksheet, students simplify problems through the use of division. This three-page worksheet contains examples, followed by ten problems.
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Linear Systems: Permutations and Transposes
In this permutations worksheet, students identify a transpose matrix, and create a permutation matrix. This three-page worksheet contains six problems.
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Converting Amount to Mass
In this elements worksheet, students practice converting a given amount of an element to the mass using its molar mass. This worksheet has 12 problems to solve.
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Animal Behavior: "Groggy Goldfish"
Students observe goldfish in different environments. In this biology lesson plan, students watch the behavior of goldfish in water of varying temperatures.
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Division of Monomials
Students relate the division of monomials to multiplication. In this division of monomials instructional activity, students divide monomials by factoring and dividing common factors from the originals. They check their answers by...
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What In The World Would You Have?
Students calculate value of money in other countries, and explore how the economy affects the rate of exchange.
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Energy in the Home
For this energy use worksheet, students read about kilowatts and solve 2 problems. They find the costs to run certain electrical items for a given amount of time and they determine the electricity consumption of an accelerator that runs...
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Rational Expressions
Learners simplify rational expressions. In this algebra lesson, students solve rational equations using multiplication and division. They apply properties of exponents and negative exponents to solve the problems.
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Clock Arithmetic and Cryptography
Students investigate modular clock arithmetic and cryptography. They perform basic operations in modular (clock) arithmetic and encode and decode messages using simple shift and affine ciphers.
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Measurement via Triangulation
Students utilize triangulation techniques to determine altitudes of objects. An altitude locator is constructed and used to determine the height of a building or a tree. Tangent tables and formulas provide the ratio for the formula to...
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Percents to Fractions and Decimals
Seventh graders practice converting percentages to decimals. Through guided practice, they work to solve problems involving converting fractions to decimals. Working in pairs, 7th graders compete to be the first to solve the problem...
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Adjusting the Quotient
Fourth graders use number facts to estimate quotients. In this division lesson, 4th graders examine long division problems to determine which multiple of ten will help them determine a number that is close to a quotient. They adjust the...
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Hot Dog Stand: The Works
Students strengthen skills in mathematics, problem solving, and communication skills by working together in groups using "Hot Dog Stand: The Works" educational software.
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Determining the Charge on a Metal Ion
For this metal ion worksheet, students follow the steps to determine the oxidation states of the metals in each of the given compounds. Students complete 10 problems.
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Modular Arithmetic
Students investigate modular arithmetic and how to use it to solve real world problems. In this modular arithmetic lesson, students use computers to work on modular arithmetic after a teacher guided lesson. They complete guided practice...
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Solution Sets and Linear Independence of Vectors
Eleventh graders study homogeneous linear systems. In this linear system of equations instructional activity, 11th graders write linear system solutions in parametric vector form. Students also identify the connection between linear...
Pennsylvania Department of Education
Adding and Subtracting Rational Numbers to Solve Problems
Students explore the concept of probability. In this probability activity, students use area to determine probability. Students use charts and spinners to help determine the probability of events such as flipping a coin or rolling a...
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Proportional Segments Between Parallel Lines
High schoolers identify similar triangles. In this proportional segments instructional activity, students identify corresponding sides, set up ratios, and find the length of the missing side of a triangle. They use the...
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Cells: The Units of Life
In this cells worksheet, 9th graders identify and use a microscope to look at cells. They explain the purpose for a microscope and how to find the total magnifying power of a microscope. Students also determine what would cause an image...
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Solving Systems of Equations
In this systems of equations worksheet, 9th graders solve and complete 19 different problems. First, they solve each of the given equations. Then, students set the equations up in standard form and enter the coefficients of x and y. They...
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Math Vocabulary Spiral Puzzle
In this math vocabulary worksheet, students solve the clues for math vocabulary words to fill in the blanks in a crossword. Students complete 8 problems.
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Multiplication Lesson
Fourth graders use grid paper, M&M's, and vocabulary words, to correctly complete multiplication problems. For this multiplication lesson plan, 4th graders complete number sentences, use symbols, solve equations, and more.
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Planning a Trip from Vancouver BC
Students plan a weekend car trip to Seattle Washington. They leave Friday afternoon and arrive back Sunday afternoon.