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Unit Plan
Texas Education Agency

Texas Gateway: Comparing and Ordering Rational Numbers

For Students 7th - 8th
Given a problem situation, the student will compare and order integers, percents, positive and negative fractions and decimals with or without a calculator.
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Activity
Cool Math

Coolmath: Finding the Opposite of a Number

For Students 6th - 8th Standards
This prealgebra lesson gives you practice on finding opposite numbers.
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Unit Plan
Khan Academy

Khan Academy: Number Equations & Number Lines

For Students 6th - 8th Standards
Practice writing addition and subtraction equations to match number line diagrams. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
AAA Math

Aaa Math: Subtraction

For Students 1st - 8th Standards
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.
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Activity
Math Warehouse

Math Warehouse: Square Root Calculator and Solver

For Students 6th - 8th Standards
Students can type any positive or negative number into the square root calculator. The calculator reduces the square root to its simplest radical form.
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Unit Plan
PBS

Pbs: Logical Leaps: Adding Rational Numbers on the Number Line

For Students 6th - 8th
In this interactive, use logic to solve riddles involving a wallaby jumping contest. Add two consecutive jumps and place them on a number line, finding equivalent fractions and common denominators to do so. Backward jumps represent...
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Unit Plan
PBS

Pbs: Function Machine

For Students 6th - 8th
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.
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Interactive
ABCya

Ab Cya: Zero Sum

For Students 3rd - 6th
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...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Absolute Value Equations

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students solve absolute value equations and interpret the solution. Students can watch a video tutorial, explore guided notes and attempt practice...
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Unit Plan
Khan Academy

Khan Academy: Absolute Value of Complex Numbers

For Students 9th - 10th Standards
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
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Article
Hartford Web Publishing

World History Archives: Green Left Weekly:day That Launched the Cuban Revolution

For Students 9th - 10th
A rather uncritical article about the beginning of the Cuban Revolution. The author is critical of the US policy against Cuba by only highlighting the perceived positives of the Castro regime and none of the negatives.
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Interactive
Calculator Soup

Calculator Soup: Factoring Calculator

For Students 9th - 10th
The factoring calculator finds the factors and factor pairs of a positive or negative number. Enter an integer number to find its factors.
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Interactive
Calculator Soup

Calculator Soup: Fractions Average Calculator

For Students 9th - 10th
This calculator finds the average of a set of fractions by adding all of the fractions and dividing by the number of fractions in the set. Enter positive or negative fractions, integers and mixed numbers and the calculator converts...
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Interactive
Calculator Soup

Calculator Soup: Ratio Simplifier

For Students 9th - 10th
Use this calculator to simplify ratios of the form A : B. A or B can be whole numbers, integers, decimal numbers, fractions or mixed numbers. They can be different types, for example, one fraction and one decimal. The ratio values can be...
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Activity
University of Cambridge

University of Cambridge: Nrich: Coordinate Tan

For Students 9th - 10th
Enter the World of Tan. The solutions to these challenges are located right on the website.
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Activity
University of Cambridge

University of Cambridge: Nrich: Coordinate Cunning

For Students 3rd - 8th Standards
Play this game for two and learn how to graph ordered pairs on the coordinate plane at this one page website. You will know right away if you have the correct coordinates.
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Unit Plan
Khan Academy

Khan Academy: Distance Between Points: Vertical or Horizontal

For Students 5th - 7th Standards
Practice finding the distance between two points on the coordinate plane that share the same x- or y-coordinate. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

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