Curated OER
Multiplying Decimals and Mixed Numbers
Students practice multiplying decimals and/or mixed numbers, explore the effects of multiplying decimals and mixed numbers, and practice predicting the effects of multiplying a number by a decimal or mixed number.
Virginia Department of Education
Exponents
Expand your knowledge of exponents with an activity that promotes critical thinking and comparison skills. Middle and high schoolers compare numbers written in expanded and exponential form and explain their strategies for solving...
Education Development Center
Geography of the Number Line
It's more than just numbers on a line, its an organizational, mental math machine to help learners understand the value of numbers. The tool is handy when introducing positive and negative integers to see their values and...
Nemours KidsHealth
Peer Pressure: Grades 9-12
Peer pressure is not always negative. It can also inspire, encourage people to get involved, and help push change. Class members select a quotation from a provided list and craft a paragraph about the meaning of the statement, how it...
Houghton Mifflin Harcourt
Developing the Concept: Multiplying and Dividing with Negative Integers
Show your math class strategy charts that will help them solve multiplication and division problems using both positive and negative integers. This resource gives you questions to ask as you guide learners through the concepts. Have them...
Curated OER
Decimal Calculator Numbers
Fourth graders practice working out a hidden number on a calculator by utilizing number sequence in the advanced multiplicative stage seven. They enter a number into their calculator and push the division sign once and go from there.
Curated OER
SPIRIT 2.0 Lesosn: Adding and Subtracting Integers
Six pages prepare you to introduce your math stars to the addition and subtraction of positive and negative numbers. They drive a robot back and forth on an actual number line to represent the operations. If you don't have access to a...
Curated OER
Integers and Fractions
Students perform operations using positive and negative numbers as well as operations with fractions in various forms. They identify common decimals and their fraction equivalents while converting fractions to decimal form.
Alabama Learning Exchange
Battle to the Death: Adding Integers
Young scholars explore the concept of adding integers. In this adding integers lesson, students simulate the battle of the 300 spartans at Thermopylae. Young scholars use colored game pieces to represent positive and negative...
Curated OER
Is That Your Final Answer?
This unit on integers includes a pre-test, a post-test, four spreadsheets, and links to an interactive web-site to support the learning of integer operations. Access to computers and the Internet are imperative to this unit. The lessons...
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...
Curated OER
Cherries Are Positive, Lemons Are Negative- Part 2
Third graders, in groups, subtract integers by following Cherries are Positive, Lemons are Negative. They discover the rules for subtracting integers by using cherry heads and lemon heads.
Curated OER
Who Has More?
Learners engage in a lesson that is concerned with the standard of comparing the quantities of whole numbers using different strategies from the concrete to the abstract. They count objects and compare them, use symbols of comparison,...
Curated OER
Multiplying Integers
Seventh and eighth graders solve math problems where they multiply positive and negative integers. In this multiplication lesson plan, learners use slate boards to complete problems. The step-by-step plan tells you what to write and say...
Curated OER
Summary of operations with integers
In this integers worksheet, students perform a summary of how to properly perform operation on integers. Addition, subtraction, multiplication, and division operations are shown with signed integers. Dividing by zero is also...
Curated OER
Factors
Practice factoring numbers by using graph paper, manipulatives and computer applets.
Curated OER
7th Grade Scientific Notation
Middle-school mathematicians identify the need for scientific notation. Learners convert large and small numbers into scientific notation. Students review the powers of ten and write them on the board in standard form and scientific...
Curated OER
Algebra: Brackets
Pupils review and practice negative numbers, rules of signs and of brackets that include addition, subtraction, multiplication and division. Included in this lesson is polygons and expanding brackets. Mastery of mathematical language is...
Curated OER
Building Sets of 13 and 14
Compose and decompose sets of 13 and 14 and compare sets of each with your little learners. They use objects to construct sets of 13 and 14, record their answers, and compare sets in several different ways.
Curated OER
Math: Currency Exchange Rates
Sixth graders apply the division and multiplication of decimals to convert dollars to various international currencies. In a travel simulation activity, they convert money, distance, and temperatures. During their "trip," students...
Curated OER
Balanced Systems of Equations
Students solve equations. In this algebra lesson, students relate solving equations to a balanced scale. They add, subtract, multiply and divide on both sides to keep the scale balanced.
Curated OER
Three Circles II
Fourth graders practice a variety of strategies when investigating what happens when they put various numbers into circles of a configuration: they express a fraction as a decimal, write and solve problems involving decimal...
Curated OER
Commutative, Associative, and Distributive Properties
Students explore the concept of the associative, commutative, and distributive properties. In the associative, commutative, and distributive properties lesson plan, students discuss real world examples of each property. Students...
Curated OER
Integers
Students perform order of operation using integers. In this algebra lesson plan, students apply properties of integers as they add, subtract, multiply and divide integers. They work in groups to complete a RAFT assignment.