EngageNY
One-Step Equations—Addition and Subtraction
Just one step is all you need to find success in solving equations. The 27th installment in a series of 36 teaches how to solve one-step equations involving addition and subtraction. Tape diagrams help future mathematicians in this task.
Curated OER
Lesson 4: The Judiciary: A Brief Introduction to the Courts System
Focusing on the judicial branch of government, the fourth lesson in this series explores the structure of the US courts system. Beginning with an engaging activity based on the short story The Lady or the Tiger, students go on to examine...
Curated OER
Using a Number Line: 5th Grade Math
Working in groups, the class will use what they know about whole number operations to solve a real-world problem involving a number line. They will focus on using the number line to correctly label the placement of whole numbers,...
Curated OER
Number and Operations: Webbing Our Way Through Numbers
Second graders explore estimation and place value. In this place value instructional activity, 2nd graders estimate and construct numbers while working with spider activities. Students use addition and subtraction to compare estimates....
Curated OER
Solving Equations Using Two Operations
Need more detail in showing your class how to solve two-step equations and proportions? This lesson plan outlines the steps young mathematicians need to solve simple equations and check their results.
Curated OER
Order of Operations and Two-Step Equations
Solve two-step equations using order of operation in this algebra instructional activity. Young mathematicians evaluate functions through substitution and apply the properties of exponents and negatives correctly. They complete the order...
Math Learning Center
Grade 5 Supplement Set A3 – Number and Operations: Estimating to Multiply and Divide
Teach young mathematicians that sometimes just getting close to the exact answer is perfectly fine, by using this collection of estimation worksheets.
Shodor Education Foundation
Two Variable Function Pump
Use a function to operate on two variables. Pupils look at operating with complex numbers as a function of two variables. The interactive squares the input and adds a constant to it. Learners visualize the resulting output and its...
Curated OER
Exploring Number and Operation in Secondary Mathematics
Young geometers need a clear understanding of perimeter, volume, and area. This lesson provides a worksheet to help small groups of learners to calculate various measurements of objects and choose the proper units for measurement. It...
Curated OER
Word Problems that Use All Operations
Although this word problem could be solved without algebra, it is an ideal way to incorporate algebraic equations and variables for easier solutions. The answer is explained below, so use this as an all-class warm up and cover up the...
Curated OER
Order of Operation
Create a slide show that explains and applies any of the operations and algebraic properties using integers. Slideshows are compiled, shown to the class, and critiqued for accuracy by the rest of the class.
Curated OER
Numbers and Operations
Pupils practice using proportions to discover the fraction needed to use the right amount of an ingredient. They calculate the number of ounces in one gallon as well. They answer questions to complete the lesson.
Ohio Department of Education
Fraction Models - Grade Three
Explore fractions using different manipulatives and illustrations. Your class can create a variety of models of fractions and mixed numbers with drawings and manipulatives. They then work to compare fractions, mixed numbers, and whole...
Newspaper Association of America
Power Pack: Lessons in Civics, Math, and Fine Arts
Newspaper in Education (NIE) Week honors the contributions of the newspaper and is celebrated in the resource within a civics, mathematics, and fine arts setting. The resource represents every grade from 3rd to 12th with questions and...
Project Maths
Complex Number Operations
What do animated videos have to do with mathematics? Using operations of complex numbers and their representations on the complex plane, high schoolers observe how mathematics could be used to move animations. The lesson provides an...
Charleston School District
Negative Exponents Operations
Are exponent rules different if the exponents are negative? Using the definition of negative exponents and the rules of exponents, the resource shows that the rules of exponents hold independent of the sign of the exponent. Practice...
Curated OER
Matrix Madness!!
Perform operations to add, subtract, multiply and divide matrices. Then solve problems with vectors using matrices. A three day lesson: Matrix Madness, Mystical Matrices, and Decode the Encode. The last lesson has prizes that the class...
Curated OER
Place Value for Decimals
Are your fourth graders having problems with decimals? Help them identify the place value of various numbers. Here, they describe what happens to the value of different numbers, as well as select numbers with given values in the tenths...
Rational Number Project
Rational Number Project: Initial Fraction Ideas
Deepen the fractional number sense of young learners with this introductory lesson on equivalent fractions. After completing a short warm-up activity, children go on to work in pairs using fraction circles to complete a table of...
Workforce Solutions
Workforce Solutions 2-3 Lessons
Four lessons and an at-home connection examine 12 jobs. Beginning with an interactive map, scholars view and discuss each one within their small group. Groups focus on the products provided and on their scarcity. Finally, pupils look...
National Security Agency
Are You Game? A Lesson Connecting Fractions and Probability
Exactly how fair are the board games children grow up playing? Young mathematicians investigate this questions as they work their way through this five-lesson series on basic probability.
Workforce Solutions
Workforce Solutions Pre-K Lessons
Four lessons, each following the same routine, explore the careers of a teacher, nurse, electrician, geologist, plumber, and police officer. After listening to a read-aloud and thoughtful discussion, young scholars construct puppets on...
Curated OER
Development of American Political Parties: The Two-Party System
Was American politics always bound to the two-party system? Learn how the two-party system developed, why third parties tend not to do so well, and all the various political parties that have emerged throughout US history. Each party is...
Curated OER
Ten Sly Piranhas: Subtraction with Goldfish Crackers
Class members listen to the William Wise book Ten Sly Piranhas and act out the story with one child playing the piranha. They use goldfish crackers (eating them to show subtraction) to demonstrate and understand equations they see on...