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eBook
Houghton Mifflin Harcourt

Holt, Rinehart and Winston: Homework Help Independent Practice: Rational Numbers

For Students 9th - 10th Standards
Get independent practice working with rational numbers. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
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eBook
Houghton Mifflin Harcourt

Holt, Rinehart and Winston: Homework Help Independent Practice: Add and Subtract Rational Numbers 2

For Students 9th - 10th Standards
Get independent practice adding and subtracting fractions with unlike denominators. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
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Interactive
Arcademics

Arcademics: Spider Match Adding Integers

For Students 5th - 8th
Spider Match is a multi-player game that allows students from anywhere in the world to compete against one another while practicing adding and subtracting integers!
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Lesson Plan
University of Regina (Canada)

University of Regina: Math Central: Rational Numbers Lesson

For Teachers 9th - 10th Standards
This hands-on lesson discusses and explores rational numbers. Students construct personal fractional strip kits and use them to compare fractional amounts and investigate equivalence. The lesson plan includes instructions, materials, and...
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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.
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Activity
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Numbers

For Students 9th - 10th Standards
Math Forum response to request for information on various number sets. Also defined and discussed are integers, natural numbers, whole numbers, irrational numbers, transcendental numbers, and algebraic numbers.
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Activity
Texas Instruments

Texas Instruments: Number Sets

For Teachers 9th - 10th
When you start this activity, students receive a Venn diagram of real number sets (natural, whole, integer, rational, irrational)on their calculator. This same diagram is projected on the Activity Center screen at the front of the room....
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Activity
Texas Instruments

Texas Instruments: Real Numbers

For Teachers 9th - 10th Standards
Students learn to identify real numbers as rational numbers and irrational numbers. They review rational numbers as repeating decimals, and irrational numbers as non-repeating decimals. They also review commutative, associative,...
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Activity
Texas Instruments

Texas Instruments: Comparing and Ordering

For Teachers 6th - 8th Standards
In this activity, students can use a number line to locate and compare rational numbers.
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Activity
Texas Instruments

Texas Instruments: Number and Operation Sense: Rational Numbers

For Teachers Pre-K - 1st
Students learn to use the calculator to collect a set of data in order to identify patterns that illustrate important rational number concepts: the relationship between rational numbers and division, and equivalent fraction and decimal...
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Activity
Texas Instruments

Texas Instruments: Estimating With Rational Numbers

For Teachers 6th - 8th Standards
In this activity, students will round fractions and mixed numbers, and then use their rounding skills to estimate sums, differences, products, and quotients.
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Activity
Texas Instruments

Texas Instruments: The Tortoise and the Hare

For Teachers 9th - 10th
In this activity, students develop patterns using two or more rational number quantities. They comprehend the concept of functions by understanding the relationship between these quantities and their sums.
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Website
PBS

Pbs Learning Media: Importance of the Origin

For Students 6th - 8th
The CyberSquad tries to rescue the Cyberchase Council, which is being held captive by Hacker in this video segment from Cyberchase.
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Website
PBS

Pbs Learning Media: Cyberchase: Competing for the Northern Hemisphere Games

For Students 6th - 8th
In this short Cyberchase video, students learn about positive and negative numbers as Harry tries to score a total of 50 points in various events to qualify for the Northern Hemisphere games in New Orleans. [3:24]
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Handout
Wikimedia

Wikipedia: Additive Inverse

For Students 9th - 10th Standards
What is additive inverse? It means "opposite." Find out more about this concept in this detailed definition with examples and links to related terms.
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Lesson Plan
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Fracciones, Decimals Y Porcentajes

For Teachers 9th - 10th Standards
In Spanish. Interactive activity to help with the understanding of fraction, operation with fractions, converting fractions to decimals and percentages.
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Unknown Type
Common Core Sheets

Common Core Sheets: Comparing Numbers

For Teachers K - 1st Standards
Create a learning exercise to assess students knowledge of comparing numbers.
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Interactive
Soft Schools

Soft Schools: Rational Numbers on the Number Line

For Students 3rd - 6th Standards
Practice placing negative and positive numbers on a number line in this interactive self-correcting quiz.
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Unit Plan
TED Talks

Ted: Ted Ed: A Brief History of Numerical Systems

For Students 9th - 10th
1, 2, 3, 4, 5, 6, 7, 8, 9 and 0. With just these ten symbols, we can write any rational number imaginable. But why these particular symbols? Why ten of them? And why do we arrange them the way we do? Alessandra King gives a brief history...
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Activity
Other

Massey University: Maths First: Fractions to Decimals

For Students 6th - 8th Standards
This site contains example problems that explain the steps for converting fractions to decimals. Students can practice the skill and check their answers immediately.
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Interactive
Other

Pearl Diver

For Students 1st - 3rd Standards
Collect pearls by diving on the number line for the number given.
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Lesson Plan
Alabama Learning Exchange

Alex: The Real Number System

For Teachers 6th - 8th Standards
This lesson focuses on a clear understanding of the real number system by using a variety of teaching strategies. A graphic organizer on a slideshow illustrates how the classifications of numbers relate. A kinesthetic activity helps...
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Activity
J Coffman

Joseph Coffman's Lecture Notes: Properties of Numbers

For Students 9th - 10th Standards
The lesson examines properties of real numbers. Students learn about rational numbers, properties of real numbers, and irrational numbers. Examples and an assessment are included.
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Unit Plan
National Institute of Educational Technologies and Teacher Training (Spain)

Ministerio De Educacion: Los Numerous Reales

For Students 9th - 10th Standards
In this module you will learn about rational and irrational numbers.