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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Subtraction Table

Subtraction (Math 1)+ 
Flash 
Tool 

[0]

Subtract the column heading from the number in each row; drag the answers to fill in the table. Click on any square in the table to see the arithmetic expression; click again to see a visual represent...
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Subtraction Worksheets

Subtraction (Math 1)+ 
JavaScript 
Tool 

[0]

A script which allows control over generating positive whole number subtraction problems of various lengths.
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XP Math: Whole Numbers Subtrac...

Subtraction (Math 1)+ 
Flash 
Tool 

[0]

In this game, students race the clock to subtract numbers from 0 to 9.
More: lessons, discussions, ratings, reviews,...

Color Chips  Subtraction

Subtraction (Math 2)+ 
Java Applet 
Tool 

[0]

This virtual manipulative uses plusminus chips to demonstrate that subtracting values is the same as adding negative values.
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Subtraction Workshop

Subtraction (Math 2)+ 
Flash 
Tool 

[0]

Use this tool to practice subtraction in columns using borrowing when necessary. Students must work column by column, checking results as they go.
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Difference between Two Times

Subtraction (Math 3)+ 
Flash 
Tool 

[0]

This tool gives students an opportunity to practice finding
the difference between two times, such as while reading a
bus timetable.
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Making Change

Subtraction (Math 3)+ 
Flash 
Tool 

[1]

Students are given the sale price and the amount of money paid by a customer. They must calculate the amount of change due, then click and drag the fewest number of coins and bills to make change.
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XP Math: Need for Speed: Subtr...

Subtraction (Math 3)+ 
Flash 
Tool 

[0]

In this game, students change lanes to avoid other cars in the race by answering subtraction problems.
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XP Math: Whole Numbers Subtrac...

Subtraction (Math 3)+ 
Flash 
Tool 

[0]

In this game, students race the clock to subtract numbers from 0 to 99, in a vertical arrangement.
More: lessons, discussions, ratings, reviews,...

Subtraction and Negative Numbe...

Subtraction (Math 4)+ 
Flash 
Support Material 

[0]

This interactive multimedia tutorial explores visualizations of subtraction and negative numbers.
More: lessons, discussions, ratings, reviews,...

XP Math: Solving Subtraction E...

Subtraction (Math 6)+ 
Flash 
Tool 

[0]

In this game, students race the clock to solve simple subtraction equations.
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Episode 8: Subtraction

Subtraction (PreKindergarten)+ 
Flash 
Lesson Plan 

[1]

Activities to introduce the concept of subtraction as the inverse of addition.
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Count Us In: Game 8

Subtraction (PreKindergarten)+ 
Flash 
Tool 

[0]

Count the number of pins that will still be standing. Type in that number. Click on the bowling ball or hit enter. If the number is correct the ball will bowl. Keep going until you have reached zero. ...
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Sum and Difference Formulas (T...

Sum and Difference (Trigonometry) 
Flash 
Support Material 

[1]

This minilesson explains sum and difference formulas for sine and cosine functions.
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Using Sum and Difference Formu...

Sum and Difference (Trigonometry) 
Flash 
Support Material 

[0]

This minilesson explains more details of how to find the values of the sine and the cosine functions using the sum and difference formulas.
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Surface Area and Volume (Getti...

Surface area (Geometry)+ 
Flash 
Support Material 

[0]

This minilesson explains concepts and important properties related to the surface area and volume of solids.
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Surface Area: Prisms, Cylinder...

Surface area (Geometry) 
Flash 
Support Material 

[0]

This minilesson explains the concept of surface area and uses important properties of cubes, prisms, pyramids, cylinders, cones, and spheres to apply the relevant formulas for determining the surface...
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Surface Areas of Solids (Amsco...

Surface area (Geometry) 
Flash 
Support Material 

[0]

This minilesson explains how to find the surface area of solids such as rectangular solids, cubes, and right circular cylinders.
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K3DSurf for 3D Mathematic draw...

Surface area (Geometry)+ 
Computer 
Tool 

[1]

K3DSurf is a program to visualize and manipulate mathematical models in three, four, five and six dimensions.
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Arranging Cubes

Surface area (Math 5)+ 
JavaScript 
Tool 

[0]

Enter how many cubes you want to arrange as rectangular prisms, and this JavaScript computes all possible dimensions and surface areas.
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Surface Area

Surface area (Math 5)+ 
Flash 
Tool 

[0]

Investigate area as the total area of the surface of a space figure. Derive surface area formulas for common three dimensional figures. This online activity lets students interactively change the dim...
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Surface Area Formulas

Surface area (Math 6)+ 
JavaScript 
Support Material 

[0]

The user reviews the formulas for the surface area of threedimensional objects.
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Surface Area and Volume

Surface area (Math 7)+ 
Java Applet 
Lesson Plan 

[1]

An introduction to the concepts of surface area and volume.
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Total Surface Area and Volume ...

Surface area (Math 7)+ 
Computer 
Support Material 

[0]

Provides an illustration and description of how to derive the total surface area and volume of a cube.
More: lessons, discussions, ratings, reviews,...

Total Surface Area and Volume ...

Surface area (Math 7)+ 
Computer 
Support Material 

[0]

Provides an illustration and description of how to derive the total surface area and volume of a cylinder.
More: lessons, discussions, ratings, reviews,...

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