Curated OER
Integer Intro
Read a series of word problems and have your class identify the process to solve them. They practice identifying, comparing, and ordering integers. They focus on recognizing opposites and the absolute value of number. An assessment...
Utah Education Network (UEN)
Subtracting Integers
Review the concepts of additive inverses and adding positive and negative integers. Relate understanding to the subtraction of integers. This is done with either the use of "Algeblocks" (any square or tile manipulative should do) or a...
Curated OER
Incredible Integers!
There are three parts to this lesson plan 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...
Mathematics Assessment Project
The Number System
Count this assessment in the "use" pile. Middle schoolers solve a set of five problems in the seventh and eighth grade number system domains. All problems are in pure mathematics with no applications.
School Mathematics Project
Resource Sheets
This extensive and far-reaching collection of worksheets puts a new twist on many basic concepts. Learners use multiplication to trace a path from one point to another, tile a plane by converting between improper and proper fractions,...
National Research Center for Career and Technical Education
Health Science: Back to Basics
This lesson focuses on unit conversion, proportions, ratios, exponents, and the metric system. Discuss measurement with your math class and demonstrate how to solve several health-science word problems. Give learners a chance to visit an...
Curated OER
The Additive Inverse, or the Opposite of a Number
This resource would actually be best used as a projection when teaching about additive inverses. The first "page" shows on a number line how 6 and -6 get you to zero. The second supplies an opportunity for viewers to apply the concept to...
Eisenhower Regioanl Consortium for Mathematics and Science Education
Lesson 10: Integer Addition and Subtraction (for the TI-73 only)
Using a number line on the floor made from masking tape and manipulatives, learners observe a demonstration of the addition and subtraction processes. After completing several worksheets, they solve three-term problems using calculators...
Curated OER
Positive and Negative Activity
In this positive and negative worksheet, students use the positive and negative rules to rewrite and answer the 34 questions below, an example is provided for them.
Curated OER
A Tough Nut to Crack
Children, based on a set of criteria, evaluate the quality of pecans. They research recorded history of pecan trees as well as how their seeds moved across western Missouri into southeastern Kansas, Oklahoma, Texas and Mexico. In...
Curated OER
Integers - A PowerPoint Presentation
Math fans review the rules of working with integers. For each basic operation (addition, subtraction, multiplication, and division, the rule for working with integers is explained for cases in which the numbers have the same sign as well...
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
Circles in the Landscape: Irrigating Oklahoma Crops
How do you grow crops in a area with insufficient rainfall? Why you irrigate, of course. Class members investigate irrigation systems by designing a system of their own. After examining irrigation related concepts, vocabulary terms, and...
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 numbers. ...
Alabama Learning Exchange
Calendar Fun Operations
Middle schoolers explore the concept order of operations. In this order of operations instructional activity, students make a song about the order of operations in groups. Middle schoolers practice working problems using order of...
Curated OER
Adding and Subtracting Integers
In this integers activity, students use the integer number line to solve the problems as they add and subtract positive and negative numbers. They find the answers to 10 questions.
Curated OER
Adding Integers Using an Integer Line
In this integers worksheet, students use integer lines to add the positive and negative numbers. They can show the answers online.
Curated OER
Subtracting Integers
In this subtracting integers worksheet, students use 9 integer lines to help them solve 9 math problems that require them to subtract positive and negative numbers.
Curated OER
Managing Nutrients in Livestock Manure
Livestock managers reinforce math and science skills while learning about the nutrients found in manure. They predict which animal produces the largest amount and which animal's manure contains the most nitrogen. Finally, they compare...