Real math help.
How Do You Subtract a Positive Number from a Negative Number?
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Subtracting a positive from a negative? Just remember: subtracting a positive is the same as adding a negative. See how it works in this tutorial!
Background Tutorials
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Number Basics
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What is the Number Line?
A number line is a way we can visually represent numbers. This tutorial gives you a great introduction to the number line and shows you how to graph numbers on the number line in order to compare them. Check it out!
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Operations with Integers
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How Do You Rewrite Subtraction as Addition?
Subtracting a positive is the same thing as adding a negative. Subtracting a negative is the same as adding a positive. Get a closer look with this tutorial!
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What are the Rules for Using Absolute Values to Add Integers?
When you're combining numbers, there are some helpful rules to make that process a little easier. This tutorial shows you the rules for using absolute values to combine integers with the same sign or with opposite signs. Take a look!
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Absolute Value
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What Does Absolute Value Mean?
In this tutorial you'll see how you can think of absolute value in a very intuitive way. Let us know if you have any questions about it!
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Subtracting Integers
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How Do You Subtract Integers Using a Number Line?
Subtracting integers? You could use a number line to help find the answer! In this tutorial, see how to use a number line to subtract integers with the same sign and ones with opposite signs. Take a look!
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Further Exploration
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Operations with Integers
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How Do You Add Two Negative Numbers?
Adding two negative numbers together? Just add the absolute value of each number together, put a negative sign in front, and you have your answer! See how it's done in this tutorial.
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