Soft Schools
Soft Schools: Integers and Real Numbers Quiz
Students are expected to evaluate the sum, difference, product, quotient, and the absolute value of real numbers and integers. Also, they must know the concepts of positive and negative numbers.
Arcademics
Arcademics: Spider Math
Explore intergers by determing which two integers make the given answer.
University of Cambridge
University of Cambridge: Maths and Sports: Swimming Pool
We're investigating the number of steps we would climb up or down to get out of or into the swimming pool. How could you number the steps below the water? This activity uses the familiar environment of a swimming pool to introduce...
Alabama Learning Exchange
Alex: How Low Can You Go?
In this lesson, learners will identify and locate numberspostive and negative numbers, including decimals and fractions on a number line. This lesson plan was created by exemplary Alabama Math Teachers through the AMSTI project.
Other
Cyber Sleuth Kids: Number Line Worksheets
Using a number line has just gotten a little easier for teachers and students in this site from CyberSleuth that contains an assortment of printable number line worksheets. Here you will find blank number lines, number lines with...
Khan Academy
Khan Academy: Signs of Sums
Practice determining whether the sum of two numbers is positive, negative, or zero. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Arithmetic: Integer Division Grade 6
[Free Registration/Login may be required to access all resource tools.] Divide to find the quotients of positive and negative integers.
Pew Research Center
Pew Research Center: Stories From Experts About the Impact of Digital Life
While many technology experts and scholars have concerns about the social, political, and economic fallout from the spread of digital activities, they also tend to report that their own experience of digital life has been positive. This...
OER Commons
Oer Commons: Understanding Fractions & Decimals
Seventh graders use number lines to solve addition and subtraction problems involving positive and negative fractions and decimals.
University of South Florida
Fcat: Human Number Line: Teacher Notes
This activity allows students to physically create a number line and work on adding and subtracting integers. This lesson can be adapted to include other concepts with real numbers.
PBS
Pbs: Additive Inverse
This animated Math Shorts video from the Utah Education Network explains the term additive inverse and provides several examples that demonstrate the concept. In the accompanying classroom activity, students create equations and solve...
Utah Education Network
Uen: Ordering and Computing With Negative Fractions and Decimals
This lesson plan allows students to practice comparing and ordering rational numbers on a number line as well as computing with fractions and decimals. It provides an assessment plan and attachments for the lesson's activities.
Khan Academy
Khan Academy: Addition & Subtraction: Find the Missing Value
Practice finding the missing value in an addition or subtraction equation involving negative numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
AAA Math
Aaa Math: Subtraction
This tutorial focuses on basic subtraction, subtraction facts, subtraction skills, subtraction of fractions and subtraction of positive and negative integers. Features include practice exercises and games.
Math Warehouse
Math Warehouse: Square Root Calculator and Solver
Students can type any positive or negative number into the square root calculator. The calculator reduces the square root to its simplest radical form.
PBS
Pbs: Function Machine
Control the inputs and operations of a function machine to produce specific outputs. This interactive exercise focuses on exploring operations, making patterns, and the rules for calculations with positive and negative integers.
National Council of Teachers of Mathematics
Nctm: Figure This: What Time Is It In?
Can you figure this? If it is afternoon in San Francisco, California, what time is it in Cairo, Egypt? Explore positive and negative number values in this one page activity using time zones from different parts of the world.
Texas Instruments
Texas Instruments: Numb3 Rs: How Reliable Is the Test?
Based off of the hit television show NUMB3RS, this lesson shows students how conditional probability can be used in the real world and can, in fact, impact them. The lesson is framed around drug users and drug tests (namely, steroids)....
Purple Math
Purplemath: Solving Inequalities: An Overview
A discussion on how to solve linear and nonlinear inequalities is presented. Both the Test Method and the Factor Method of checking positive/negative intervals are included as part of the discussion.
Texas Instruments
Texas Instruments: Finding the Maximum Product
In this activity, students use the CellSheet Application to organize data. They solve a problem of finding two positive integers equal to or greater than zero with a given sum and the maximum product.
Other
Mathsframe: Sequences
Students can solve number sequences and skip count with positive and negative whole numbers and decimals.
ABCya
Ab Cya: Zero Sum
Welcome to Zero Sum, a fun math-puzzle game! Drag the tiles over the target numbers to reduce their values to zero. Be careful to make sure that none of the target numbers get reduced below zero. If you get stuck, use the reset button to...
PBS
Pbs: The Number Line: Rational Numbers and Football
In this interactive, students add and subtract plays on a football field to practice working with negative and positive integers on the number line. Each set of randomized drives consists of seven to nine plays and ends with a touchdown....
Khan Academy
Khan Academy: Ordering Rational Numbers
Practice putting positive and negative fractions and decimals in order. For example, -12/4, -2.5, and 3.25. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.