Khan Academy
Khan Academy: Number Opposites Challenge
Practice solving more challenging problems finding the opposites of numbers. Numbers are opposites when they're on opposite sides of the number line the same distance from zero. Students receive immediate feedback and have the...
Oswego City School District
Regents Exam Prep Center: Signed Numbers
This tutorial on signed numbers features lesson plans, practice pages, examples, application problems, and interactive work. Teacher resources include overhead manipulatives, card games, a Bingo game, and graphing calculator downloads.
CK-12 Foundation
Ck 12: Positive and Negative Fraction and Decimal Comparison Grade 7
[Free Registration/Login may be required to access all resource tools.] Compare and order decimals and fractions.
Scholastic
Scholastic: Study Jams! Math: Numbers: Integers
This site provides great practice on the concept of integers. Students can first learn about the topic by watching a step by step instruction video that also points out areas of concern. Finally, students can practice their knowledge by...
Virtual Nerd
Virtual Nerd: Recognize Opposite Signs of Numbers
Use the number line to recognize the opposite of a number.
Cuemath
Cuemath: Integers
The term "integer" was adapted in Mathematics from the Latin word "integer", which means intact or whole. Integers are very much like whole numbers, but they also include negative numbers. This article explains the properties of integers...
Khan Academy
Khan Academy: Absolute Value of Complex Numbers
Given a complex number in the form a+bi, find its absolute value. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints. HSN.CN.B.4
Lesson Tutor
Lesson Tutor: A Beginning Look at Basic Algebra
Twelve lessons are provided as an introduction to basic algebra. Each covers the topic clearly, providing examples with explanations as well as practice problems and their solutions for the user. Topics highlighted here include: solving...
Knowledge Share
Super Kids: Super Kids Math Worksheet Creator: Comparing Values
Create your own math facts from SuperKids.com worksheets for comparing values. Problems can include calculations using positive and negative numbers, and two-digit decimal values. The user inputs the maximum and minimum values of the...
Other
Math Game Time: Adding Multiple Integers
A worksheet for practicing the addition of positive and negative numbers up to 20. An answer key is provided. The printable file can be accessed through the 'Click Here' link at the bottom of the worksheet.
Fun Brain
Fun Brain: Line Jumper (Number Line Game)
Practice adding and subtracting positive and negative numbers by using a number line. Five levels of difficulty--easy, medium, hard, really hard, and super brain--to test your skills.
Cool Math
Coolmath: Coolmath4kids: Orbit Integers
Add positive and negative numbers in this multiplayer space race!
OnlineMathLearning.com
Online Math Learning: Multiplying and Dividing Positive & Negative Decimals
An interactive worksheet for practice in the multiplication and division of decimals with positive and negative signs.
OnlineMathLearning.com
Online Math Learning: Adding & Subtracting Positive & Negative Decimals
An interactive worksheet for practice in the addition and subtraction of decimals with positive and negative signs.
Mr. Martini's Classroom
Mr. Martini's Classroom: Number Line With Negative Integers
Students identify, compare, add, subtract, and multiply integers using a number line.
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...
Cool Math
Coolmath: Finding the Opposite of a Number
This prealgebra lesson gives you practice on finding opposite numbers.
Alabama Learning Exchange
Alex: What's the Difference? Subtracting Integers
In Cooperative/Collaborative groups, this lesson will actively engage students to subtract positive and negative integers. An "Essential Question" will be used to activate background knowledge and set the purpose for understanding...
Cool Math
Coolmath: Multiplication of Signed Numbers
Demonstrates how to multiply numbers when negative signs are involved and explains the rules to memorize. Includes practice exercises.
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.
Illustrative Mathematics
Illustrative Mathematics: 6.ns Jumping Flea
In this task, 6th graders examine where numbers are on a number line in relation to zero and what we mean by absolute value. Aligns with 6.NS.C.7.
Wyzant
Wyzant: Simplifying Multiple Signs Worksheet
Dealing with multiple positive and negative signs in an algebra equation can be a challenge for some students. This inter-active quiz from WyzAnt provides 20 multiple-sign equations and their answers for students to test their knowledge.
Wyzant
Wyzant: Simplifying Multiple Signs
A review of the rules of simplifying expressions that contain multiple positive and negative signs. An online instructional activity is available for practice.
Help Algebra
Help algebra.com: The Real Number System
Natural numbers, whole numbers, integers and rational numbers begin this lesson on the real number system. You can also learn more about the number line and absolute value. Examples and diagrams are included to enhance understanding.