5280 Math
Integer Interpreter
Can you add variables if you don't know their value? Using an empty number line, scholars first locate the position of the difference, sum, product, and quotient of two unknown integers. Later problems mix operations as well as add...
Mathematics Vision Project
Module 10: Matrices Revisited
A matrix is just a fancy way of making a table. Young scholars explore operations with matrices with the first lessons in the final module of a 10-unit Algebra II series. After adding, subtracting, and multiplying matrices, pupils use...
Inside Mathematics
Coffee
There are many ways to correlate coffee to life, but in this case a worksheet looks at the price of two different sizes of coffee. It requires interpreting a graph with two unknown variables, in this case the price, and solving for...
EngageNY
Waves, Sinusoids, and Identities
What is the net effect when two waves interfere with each other? The lesson plan answers this question by helping the class visualize waves through graphing. Pupils graph individual waves and determine the effect of the interference...
Curated OER
Domain: Operations and Algebraic Thinking
Practice basic operations for young mathematicians in fun ways! Using two decks of cards (Ace through 10 plus the joker), learners play "memory" by matching numbers that can be added to make 10 and writing number sentences. In another...
EngageNY
Mid-Module Assessment Task: Grade 7 Module 2
A seven-question assessment determines how well your learners understand the procedures to add, subtract, multiply, and divide signed rational numbers. Pupils show their understanding through problem-solving situations.
EngageNY
Adding and Subtracting Expressions with Radicals
I can multiply, so why can't I add these radicals? Mathematicians use the distributive property to explain addition of radical expressions. As they learn how to add radicals, they then apply that concept to find the perimeter of...
Willow Tree
Solving Inequalities
What does solving an inequality have in common with solving an equation? Almost everything! A math resource focuses on the one exception. The examples lead learners through the steps of solving an equality when multiplying or...
EngageNY
Mid-Module Assessment Task: Pre-Calculus Module 4
Challenge scholars to show what they know about properties and addition and subtraction formulas for trigonometric functions. The resource provides a mid-unit check on the progress toward mastery of trigonometric concepts. The areas...
Curated OER
Sphere Dressing
Geometric design makes a fashion statement! Challenge learners to design a hat to fit a Styrofoam model. Specifications are clear and pupils use concepts related to three-dimensional objects including volume of irregular shapes and...
EngageNY
Why Were Logarithms Developed?
Show your class how people calculated complex math problems in the old days. Scholars take a trip back to the days without calculators in the 15th installment of a 35-part module. They use logarithms to determine products of numbers and...
CK-12 Foundation
Vector Subtraction
Move vectors to determine their difference. Pupils use an interactive to visualize the opposite of a vector. They use the concept of adding vectors to subtract vectors by adding the opposite and, finally, view the differences of the...
Curated OER
Identity, Inverse, and Equality Properties
In this properties worksheet, 9th graders solve and complete 29 various types of problems that include identifying various types of properties. First, they give an example of each property named. Then, students name the property...
Curated OER
Exponential properties
In this algebra worksheet, students solve problems using exponential properties. They use the product, multiplicative and additive property to solve their expressions. There are 10 questions with an answer key.
Curated OER
Simplifying Expressions
In this simplifying expressions worksheet, 9th graders solve and complete 19 various types of problems where students select the best choice from each multiple choice item. First, they simplify a number of given expressions by using the...
Curated OER
Quiz 1-6: Commutative and Associative Properties
In this properties worksheet, students solve 8 short answer and multiple choice questions. Students determine which algebraic property is represented by the given example.
Curated OER
Principles Of Flight: Wings That Spin
Students discover how flight is possible. In this physics lesson, students investigate the properties of a blimp and gyro-copter, comparing rotating wings and fixed wings of aircraft. Students create their own model aircraft...
Curated OER
Solving Equations
In this solving equations activity, students solve and complete 15 different problems. First, they isolate the variable on one side of the equation using the addition/subtraction property of equality. Then, students check each solution...
Curated OER
Learning Multiples of Three
Third graders practice counting and multiplying by three. In this multiplication lesson, 3rd graders review the pattern of multiples of two and are shown the additive property of 3's. Students practice using a number chart to complete...
Curated OER
Mathematical Properties
Seventh graders discuss the associative property of math. They are to find examples of the property and others. They also write in their journals about what they learned.
Curated OER
Solving Inequalities by Using Addition and Subtraction
For this solving inequalities worksheet, students solve 12 inequalities using addition and subtraction. Several inequalities involve having variables on both sides.
Curated OER
Solving Equations by Distributive Property
In this solving equations worksheet, students use the distributive property to find the value of the unknown. This one-page worksheet contains 10 multi-step problems. Answers are provided.
Curated OER
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...
Curated OER
Applications of Triangles
Students apply the properties of a right triangle. In this triangle lesson, students describe and compare radians to degrees. They solve problems using the properties and ratios of a right triangle.