Lesson Plan
EngageNY

Cyclic Quadrilaterals

For Teachers 9th - 12th Standards
What does it mean for a quadrilateral to be cyclic? Mathematicians first learn what it means for a quadrilateral to be cyclic. They then investigate angle measures and area in such a quadrilateral.
Lesson Plan
EngageNY

The Division of Polynomials

For Students 10th - 12th Standards
Build a true understanding of division of polynomials. Learners use their knowledge of multiplying polynomials to create an algorithm to divide polynomials. The area model of multiplication becomes the reverse tabular method of division.
Lesson Plan
EngageNY

Federal Income Tax

For Students 9th - 10th Standards
Introduce your class to the federal tax system through an algebraic lens. This resource asks pupils to examine the variable structure of the tax system based on income. Young accountants use equations, expressions, and inequalities to...
Lesson Plan
EngageNY

Launching the Performance Task: The1906 San Francisco Earthquake and Fire

For Teachers 6th Standards
Picture that! Pupils view photographs of the aftermath of the 1906 San Francisco earthquake and fire, discussing what they know and wonder about each image. Then, scholars watch a short video about the historic event and complete a KWL...
Interactive
Curated OER

Mean in Statistics: Practice Finding Averages

For Students 6th - 8th
Using an online, interactive practice exercise, learners calculate the mean of six sets of numbers. A handy tool to provide practice or assess mastery. Immediate feedback notes correct responses and leaves incorrect ones in place so...
Worksheet
Curated OER

Adding Integers 1-Counters

For Students 3rd - 5th
In this integer activity, students solve use pictures of red and blue counters to solve problems and write addition sentences. Example problems are completed for students.
Worksheet
Curated OER

Properties of Real Numbers

For Students 8th - 10th
In this algebra worksheet, students identify and use the properties of real numbers to solve problems. They identify and differentiate between rational and irrational functions. There are 13 problems.
Lesson Plan
Curated OER

Adding and Subtracting with Negative Integers

For Teachers 5th - 10th
Students add and subtract using negative integers. In this negative integers lesson plan, students listen to examples provided by the teacher and then complete problems where they add and subtract negative integers.
Lesson Plan
Curated OER

Adding Integers with Counters

For Teachers 6th - 8th
Students solve integers using addition. In this algebra lesson plan, students add integers using counters. They define and label patterns created by integer operations.
Interactive
Curated OER

Adding Integers

For Students 5th - 6th
In this integer worksheet, students solve 12 problems, adding integers. Answers and hints are available on-line; a reference web site for additional resources is given.
Interactive
Curated OER

Adding Integers II

For Students 5th - 6th
In this adding integers activity, students solve 10 problems, adding integers. Students may click on hint or check answer buttons. Page has links to additional resources.
Lesson Plan
Curated OER

Arithmetic Complex Numbers

For Teachers 10th - 11th
Young scholars convert quadratic functions from standard form to vertex form. In this algebra instructional activity, students solve polynomials using synthetic and long division. They derive and apply the remainder theorem and factor...
Worksheet
Curated OER

Leveled Problem Solving Rational Numbers and their Properties

For Students 5th - 7th
In this rational numbers and their properties worksheet, students sharpen their problem solving skills as they solve 6 story problems.
Lesson Plan
Curated OER

Multiplicative and Additive Identity

For Teachers 6th - 8th
Pupils explore the identity properties of multiplication and of addition. They answer riddles that have to do with the identity properties and observe the teacher explanation of each property as they are modeled on the board. Students...
Lesson Plan
Curated OER

Identity and Equality Properties: Pages 37-43

For Teachers 9th - 10th
In this math worksheet, students use a list of mathematical properties in order to justify their evaluations. Students name multiplicative inverses and properties illustrated in 13 numbers and statements.
Lesson Plan
Curated OER

Divisibility

For Teachers 6th - 8th
In this math worksheet, students examine the 20 numbers in order to test their divisibility. The rules of divisibility are given at the top of the page.
Worksheet
Curated OER

Rational Expressions: Add and Subtract

For Students 9th - 12th
In this rational expression worksheet, students add or subtract rational expressions by finding common denominators. There are 11 multiple choice questions.
Worksheet
Curated OER

Linear Systems: Vector Spaces and Subspaces

For Students 12th - Higher Ed
In this vector space worksheet, students find the column space of given matrices, the identify the vector space and determine if the matrix is invertible. This four-page worksheet contains approximately six multi-step problems.
Worksheet
Curated OER

Addition Properties

For Students 3rd - 4th
For this addition properties worksheet, students use addition properties to answer the six word problems about the national parks of the United States.
Worksheet
Curated OER

Academic Algebra II 1st Semester Exam

For Students 9th - 12th
In the semester exam, students solve problems dealing the the discriminant of quadratic equations, systems of equations, linear equations and inequalities. Students also simplify radicals, complete squares, and find the inverse...
Worksheet
Curated OER

SOL Review

For Students 10th - 12th
In this SOL worksheet, students solve inequalities, identify equivalent fractions and graph polynomial functions.  They find the geometric means and compute average rates.  This eight-page worksheet contains 20 multiple-choice...
Worksheet
Curated OER

Easy Addition

For Students K - 1st
In this easy addition worksheet, students solve 4 simple picture/numeric problems, circling the correct answer beside each. Teacher notes are included on page 2.
Worksheet
Curated OER

Squared Riddles

For Students 3rd - 6th
In this squared riddles worksheet, students problem solve four mathematical word problem riddles. Students share their answers with their classmates.
Worksheet
Curated OER

Math Vocabulary Blackout worksheet

For Students 4th - 8th
In this math vocabulary worksheet, students read the definition of the math vocabulary word and then write the word. Students write 15 math vocabulary words.