Curated OER
Clock Arithmetic and Cryptography
Young scholars perform basic operations in modular (clock) arithmetic. Students encode and decode messages using shift and affine ciphers. Young scholars apply their multiplication, division, addition, and subtraction skills.
Curated OER
Visualizing Integers
Students create visuals on the TI Calculator to solve problems. In this algebra lesson, students perform basic operations with integers. They add, subtract, multiply and divide.
Curated OER
Interesting Integers and Exciting Equations
An 80-page resource provides four lessons and all associated worksheets to teach middle schoolers about expressions and equations. The lessons are hands-on, using games, "integer chips," a balance and cubes, and cut and paste activities....
Curated OER
Integer Arithmetic
Students solve integer-based problems. They add and subtract integers as well find missing integers. They represent a scenario involving positive and negative integers and solve it.
Curated OER
SAT Grid Ins Practice Test 3
In this SAT grid in activity, students solve 10 practice SAT type problems. Students determine average, volume of prisms, sum of angles, etc.
Curated OER
What's Below Zero?
Students examine the concept of positive and negative integers, adding and subtracting integers on a number line. They visit various Internet websites, solving problems using integers and completing a worksheet.
Houghton Mifflin Harcourt
Introducing the Concept: Adding and Subtracting With Negative Integers
A basic narrative is outlined for teaching a lesson on the addition and subtraction of integers. Using a number line, you can demonstrate how to find the sum of a positive and negative integer. On the right side of the page are links to...
Curated OER
Introduction to Arithmetic and Geometric Sequences
Learners examine the concept of sequences. Students create a sequence using varied starting numbers, multipliers, and add on values. Learners practice determining the starting values to use in order to produce a desired sequence.
Curated OER
Adding and Subtracting Integers
Students add and subtract integers. In this algebra lesson, students add, subtract, multiply and divide integers. They apply the properties of numbers as they solve equations.
Curated OER
Simplifying Square Roots
Discuss the definition for a simplified form for a square root. Middle schoolers analyze different forms of a square root, the Product Property of Square Roots, and complete a worksheet.
Curated OER
Real Number System Graduated Bowl Activity
Eighth graders determine which numbers are rational numbers. In this number lesson students answer a series of questions related to natural and whole numbers as well as integers and rational numbers. Students work cooperatively in groups.
Curated OER
Adding and Subtracting with Negative Integers
Students add and subtract using negative integers. In this negative integers lesson plan, students listen to examples provided by the teacher and then complete problems where they add and subtract negative integers.
Curated OER
Estimation
Students estimate quantity, length, and area. Students practice making comparison estimations of different items and estimate whether or not the amount is greater or less than a certain amount. Students practice making estimations.