Curated OER
Clock Arithmetic and Cryptography
Students perform basic operations in modular (clock) arithmetic. Students encode and decode messages using shift and affine ciphers. Students apply their multiplication, division, addition, and subtraction skills.
Curated OER
Divisibility
In this divisibility instructional activity, students read divisibility rules and then check the boxes in the chart if the 3 digit number can be divided by numbers 2 through 10. Students do this for 5, 3 digit numbers.
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The Pigeon Hole Principle-Problem
For this Pigeon Hole Principle worksheet, students solve 3 problems using the principle. Students are given hints on page 2. Answers are included on page 3.
Pennsylvania Department of Education
Two Types of Division Problems
Students discover the two types of division problems. In this number division lesson, students identify repeated subtraction and sharing division problems. Students create word problems utilizing the two different types of division.
Curated OER
Simplifying Rational Expressions.
In this algebra activity, student simplify rational expressions. They use properties of exponential functions to solve. There are 79 questions.
Curated OER
Analysing a game
Students play a game called 'Limit 2' and analyse their moves in order to establish a winning strategy. The subtraction game in this activity is one of a number of games in a unit called 'Analysing games' in the above publication.
Curated OER
Identify the Common Property in Twelve Octagons
In this Octagon Puzzle worksheet, learners determine the common property for the given numbers in each of twelve octagon. The solutions are provided.
Curated OER
Sieve of Eratosthenes
Young scholars investigate numbers, ways of representing numbers, relationships among numbers and number systems. They comprehend the meaning of operations and how they relate to each other.
Curated OER
Algebra I: Multiplying Polynomials and Factoring
Young scholars use concrete models (algebra blocks) to demonstrate their processes for solving quadratic equations. They apply the commutative, associative, and distributive properties to simplify algebraic expressions and to solve...
Curated OER
Multiplying by Two-Digit Numbers
In this mathematics worksheet, 6th graders find the product of a given equation. Then they use an array and find the sum of the partial products. Students also use zeros as place holders when necessary.
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Theory of Polynomials
In this polynomial worksheet, students find all zeros of polynomials. They write polynomials as the product of linear fractions. This two-page worksheet contains 27 problems. The second page provides answers.
Curated OER
Matching Fractions Vocabulary
In this matching fractions vocabulary worksheet, 6th graders match eighteen words about fractions in one column with definitions in the other column.
Curated OER
Simultaneous Equations Using Elimination
Students solve a system of two unknowns. In the Algebra lesson, students use a on line computer applet/program to solve a system by the elimination method. The student's work is self checking, giving immediate feedback. The applet...
Curated OER
Tessellation
Young scholars create an art piece incorporating tessellating shapes, translational symmetry, reflectional symmetry,and or rotational symmetry. They are asked if they know the definition of tessellation. If so, students are asked what...
Curated OER
Exponent Power
Learners explore multiplication and division problems using exponents. Students examine positive, negative and zero powers. They relate powers to geometric sequences. Learners devise strategies and discover rules of exponents.
Curated OER
Babylonian Mathematics 2
Students research Babylonian mathematics. They calculate simple surd numbers. Students find the fractional form of rational numbers expressed as decimals. They work with numbers in base 60.
Curated OER
The Difference of Two Squares
Students practice the use of number properties through exploring the difference of two squares, creating an array model for multiplication, and work with decimal numbers. In groups, students explore patterns in an array and determine...
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Multiplying and Dividing Whole Numbers
In this multiplication and division worksheet, students practice multiplying and dividing whole numbers with different pictures to illustrate their problems. Students complete 29 problems.
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Fickled Fractions
Students explore which fractions are made real in our world. They also show the relationship of cross multiplication and equivalent fractions To reinforce fraction skills.
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Doubling Up
Fifth graders explore the powers of two and substitute values into their own names by solving a math word problem. They perform calculations with powers of numbers, find square roots, and explain the relation between a square root and a...
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Fraction Jeopardy
Students investigate basic concept of fractions by using a version of the game Jeopardy. The game is played using a television monitor or projector for the integration of technology. The lesson is highly engaging and can hold student...
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Division: 5-dgit by 2-digit
As the title states, these 15 math problems are the division of five-digit numbers by two-digit numbers (no remainders). For some odd reason, one row is left blank on the printable version, but because there isn't really enough room to...
Pennsylvania Department of Education
Analyzing Numeric and Geometric Patterns of Paper Pool
Students use concrete and pictorial representation of geometric patterns to extend patterns. In this geometric patterns lesson plan, students identify patterns and extend them.
Curated OER
Partial Products
Students use the partial products algorithm to complete multiplication problems. In this partial products lesson plan, students are introduced to the algorithm and connect the relationship to multiplication and division problems.