National Security Agency
Ordering, Adding and Subtracting Integers
Prealgebrarians use colored chips, stickers, and pencils to explore the world of integers. They discover absolute value, compare positive and negative integers, and apply operations to them. A detailed procedure for the three-part...
EngageNY
Base 10 and Scientific Notation
Use a resource on which you can base your lesson on base 10 and scientific notation. The second installment of a 35-part module presents scholars with a review of scientific notation. After getting comfortable with scientific...
Balanced Assessment
Number Trick
Show your classes the magic of numbers. Using a number trick, learners practice writing algebraic expressions. They then use their expression to perform the trick. Their exploration should help them understand the magic behind the trick.
Curated OER
Incredible Integers!
There are three parts to this lesson on integers. In the first, learners explore positive and negative numbers on an actual painter's tape number line and by playing a "Hot Seat" game. In part two, they view a BrainPop video and work...
PBL Pathways
Biscuits
Calculate the nutrients in different types of dog biscuits. Pupils create a technical report outlining the amount of calcium, protein, and carbohydrates in three types of dog biscuits. The project-based learning activity requires...
Curated OER
Simple Linear Equations - Including Fractions (B)
Middle schoolers solve 18 equations with a variable and an extra number operation. Example: 5 + 7f= 33.
Curated OER
Simple Linear Equations (B)
Learners solve 18 equations by isolating the variable using the inverse operation. They determine the value of each variable.
Curated OER
2D Wavelet Transform
In this 2D wavelet transform worksheet, students compute 9 different types of problems related to using wavelets. They select a set of orthogonal filters, load in any image they want, and compute by the given command. Then, students...
Curated OER
Which Car Should I Buy?
Young scholars use gas mileage of different cars to create T charts, algebraic equations, and graphs to show which gets better mileage. In this gas mileage lesson plan, students use the graph to see which car they should buy.
Curated OER
Code Cracking
There is nothing more engaging than cracking a secret code! Middle schoolers will replace letters with numbers to solve problems. This game will help them to begin to understand algebra questions by finding the value of missing numbers....
Illustrative Mathematics
Combined Fuel Efficiency
Practice simplifying complex fractions and long division of polynomials with this brief exercise. These four questions make a challenging warm-up activity or a short, but comprehensive, follow-up after a detailed lesson on algebraic...
Curated OER
Algebra Preparation
In this math instructional activity, students match the pictures to the number sentence that is pieced together. They use the order of operations to simplify.
Curated OER
Inequalities and The Order of Operations
Middle and high schoolers investigate how to solve inequalities. The instructional activity has a good guide for taking pupils through a direct instruction of the concept. You can use counting tiles in order to help kinesthetic learners.
Curated OER
Operations with Radical Expressions
Learners add, subtract, and multiply radical expressions. The worksheet includes like and unlike radicands. Use as a study guide during a lesson or for skills practice.
Courseware Solutions
Understanding Algebraic Expressions
Prealgebra apprentices read seven phrases and write an expression for each. The printable version of the worksheet is not very attractive; it has the standards information printed at the top. The problems are arranged in a table and are...
Curated OER
Perimeter
Introduce the concepts and skills needed to find perimeter. The slide show includes the definition of perimeter, five examples, and a link to an interactive web page.
Curated OER
Common Core State Standards 1st Grade Math
Here are the complete set of the math practice standards and the Common Core standards for first grade. They cover operations & algebraic thinking, operations in base 10, measurement and data, and geometry. Illustrated nicely with...
Curated OER
Manipulating Integers
In this algebra worksheet, learners manipulate integers to add, subtract, multiply and divide using order of operation. They rewrite word problems and solve for the unknown. There are 24 questions with an answer key.
Curated OER
Solving Multi-step Equations
Seventh graders solve 10 different problems that take multiple steps to solve. First, they combine like terms if necessary. Pupils isolate the terms that contain the variable they want to solve. In addition, they substitute their answer...
EngageNY
Getting a Handle on New Transformations 2
Use 2x2 matrices to move along a line. The second day of a two-day lesson is the 28th installment in a 32-part unit. Pupils work together to create and solve systems of equations that will map a transformation to a given...
Curated OER
Inverse Relationships
In this math operation learning exercise, 2nd graders fill in 60 boxes in this addition and subtraction inverse operation learning exercise. They find combinations that are based on the number 18.
Curated OER
Matrices: A Secret Weapon
Students perform operations with matrices. In this algebra lesson, students use cryptography and cryptanalysis to solve problems. They add, subtract, and multiply matrices.
Curated OER
Sunshine Math-2
In this math skills activity, learners use a variety of math skills to answer the 8 questions on this activity. The questions deal with weight, basic algebra, measurements, math puzzles, telling time, 3-D objects, charts and using a...
Kent State University
How Does that Work?
Sixth and seventh graders explore algebra word problems. They work with a partner to solve word problems distributed by e-mail. Learners simplify mathematical expressions following a "think aloud" algebra strategy modeled by the teacher....