+
Activity
Lawrence Hall of Science

The Math Page: Topics in Pre Calculus: Rational and Irrational Numbers

For Students 9th - 10th Standards
Here is a site that clearly and thoroughly explains rational and irrational numbers as subsets of the real number system. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point...
+
Unknown Type
Math Aids

Math Aids: Number Systems Worksheets

For Teachers 9th - 10th
Great resource to practice and strengthen math skills pertaining to number systems. Math worksheets are printable, may be customized, and include answer keys.
+
Handout
Math Open Reference

Math Open Reference: Number

For Students 9th - 10th
Resource defines numbers into two main categories, counting numbers and scalars. It also gives examples of number notation.
+
Activity
Math Medics

S.o.s. Math: Algebra

For Students 9th - 10th Standards
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
+
Handout
Math Is Fun

Math Is Fun: The Evolution of Numbers

For Students 9th - 10th Standards
Discusses what numbers are and how our understanding of them has evolved over thousands of years, from simple counting to negative numbers and irrational numbers, for example. Includes a set of practice questions where students identify...
+
Handout
Math Open Reference

Math Open Reference: Complex Numbers

For Students 9th - 10th Standards
Explore complex numbers with this easy reference guide. Learn that complex numbers lie on a two-dimensional flat plane and have two components called the real and imaginary parts. Provides definitions and interactive activities that...
+
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra: Properties of Real Numbers

For Students 9th - 10th Standards
After finishing this tutorial, you'll be well versed in various properties of real numbers: identity and inverse properties, commutative and associative properties, and distributive properties. You'll also know about the various symbols...
+
Activity
Lawrence Hall of Science

The Math Page: Skill in Algebra: Reciprocals and Zero

For Students 9th - 10th
Here is a site that clearly and thoroughly explains many topics related to reciprocals and the number zero, including the zero product property and the notion that dividing by zero is undefinable. There are example problems solved,...
+
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra

For Students 9th - 10th
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
+
Website
Lawrence Hall of Science

The Math Page: Skill in Algebra: Signed Numbers

For Students 9th - 10th Standards
This resource explains positive and negative numbers. There are example problems solved, problems for the student to attempt, and answers to the student problems.
+
Website
Other

Webquest: A Creative Encounter of the Numerical Kind

For Students 6th - 8th
Students research the history behind number systems and create their own systems in the role of a mathematics expert sent to help an imaginary society. A fun way to learn the importance of number systems.
+
Interactive
Doina Popovici

Math Play: Rational and Irrational Numbers Game

For Students 7th - 9th Standards
An interactive game where students have to determine whether a number is a rational or a irrational number.
+
Lesson Plan
Alabama Learning Exchange

Alex: Systems of Equations: What Method Do You Prefer?

For Teachers 9th - 10th Standards
The purpose of this lesson is to help students apply math concepts of solving systems of equations to real life situations. The students will use the three methods of graphing, substitution, and elimination to solve the system of...
+
Unknown Type
PBS

Pbs Teachers: Math Space Odyssey: The Capacity of the Planets

For Teachers 9th - 10th
Use this activity to teach students to represent numbers in scientific notation, and use geometry to solve problems related to three-dimensional figures. Explore distance and capacity problems about planets in the solar system. The...
+
Activity
University of Utah

University of Utah: The Number System

For Students 9th - 10th Standards
This site from The University of Utah provides a definition of commonly used numbers including rational numbers, natural numbers, integers, real and complex numbers and more.
+
Activity
Washington State University

Washington State University: Sets & Other Basic Concepts

For Students 9th - 10th
Washington State University provides an introduction to sets and subsets and the symbols used to represent them.
+
Lesson Plan
Alabama Learning Exchange

Alex: Rational or Irrational? That Is the Question

For Teachers 6th - 8th Standards
Students will participate in an activity that will help them obtain a feeling of how numbers are related to each other. They will determine whether a number is rational or irrational. Students will also be able to order rational and...
+
Lesson Plan
Alabama Learning Exchange

Alex: Imaginary Numbers? What Do You Mean Imaginary?

For Teachers 9th - 10th
Is it any wonder that students are suspicious? We lead, sometimes drag, them through Algebra I insisting they must follow the order of operations. We make them learn the "hard way" of doing an assignment one day only to show them the...
+
Activity
Other

Matematicas Para Ninos: El Huevo De Chocolate (The Chocolate Egg)

For Students Pre-K - 1st
This resource provides basic math activities in Spanish. Topics include division, math riddles and correcting equations.
+
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: N rn.a.1: Evaluating a Special Exponential Expression

For Teachers 9th - 10th Standards
The purpose of this task is to study the rules of exponents in the context of trying to make sense of a challenging mathematical expression. Teachers will critically analyze each student's argument. Aligns with N-RN.A.1.
+
Activity
Texas Instruments

Texas Instruments: Math Today for Ti Navigator System: More Students Apply Early

For Teachers 9th - 10th
Using the USA TODAY Infograph, "More students apply early," students will explore scatter plots and independent and dependent variables. Students will determine a best-fit regression model for the real-life data set and then use the...
+
Handout
Math Open Reference

Math Open Reference: Scalar

For Students 9th - 10th Standards
Presents a brief definition.
+
Activity
TeachEngineering

Teach Engineering: Energy Systems and Solutions

For Teachers 7th - 8th
The Energy Systems and Solutions unit brings students through the exploration of science and engineering concepts as they relate to energy issues in everyday life. Issues surrounding energy production and energy consumption provide a...
+
Unknown Type
Khan Academy

Khan Academy: Classify Numbers

For Students 8th Standards
Practice classifying numbers as whole, integer, rational, and irrational. Students receive immediate feedback and have the opportunity to try questions repeatedly, to watch a video, or ask for a hint.

Other popular searches