Real math help.
What is the Opposite, or Additive Inverse, of a Number?
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Have you ever combined two numbers together and found their sum to be zero? When that happens, those numbers are called additive inverses of each other! In this tutorial, you'll learn the definition for additive inverse and see examples of how to find the additive inverse of a given value.
Background Tutorials
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Working with Integers
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What are Positive and Negative Numbers?
Positive and negative numbers (and zero!) are the building blocks of math. This tutorial will introduce you to positive and negative numbers and show you their location on a number line. Plus, learn a special thing about the number zero!
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Adding Integers
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How Do You Add Integers Using a Number Line?
Combining integers? You could use a number line to help find the answer! In this tutorial, see how to use a number line to add together integers with the same sign and ones with opposite signs. Take a look!
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Further Exploration
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Adding Integers
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What are the Inverse Properties of Addition and Multiplication?
Inverse properties of addition and multiplication got you stumped? This tutorial should help! Check it out and learn these two important inverse properties.
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Subtracting Integers
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How Do You Add and Subtract a Bunch of Numbers with Different Signs?
Some problems require adding and subtracting a combination of positive and negative numbers. Watch this tutorial and learn how to keep everything organized so you can find the answer!
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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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