Real math help.
What's a Reciprocal?
Note:
Reciprocals are important when it comes to dividing fractions, finding perpendicular lines, dealing with inverse proportions, and so much more! In this tutorial you can review the basics about reciprocals.
Background Tutorials
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Multiplying Fractions
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How Do You Multiply Fractions?
Working with fractions can be intimidating, but if you arm yourself with the right tools, you'll find that working with fractions is no harder than working with basic numbers. In this tutorial you'll see the process for multiplying 3 very simple fractions. Enjoy!
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Fractions
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What's an Improper Fraction?
Fractions come in all sorts of flavors, and in this tutorial you'll learn how to recognize improper fractions.
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Working with Integers
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What's an Integer?
There are lots of different kinds of numbers that you'll come across in algebra, and a lot of these kinds of numbers are related to each other. Before you learn how they are related, you've got to learn about them separately, and in this tutorial you'll how to define integers :)
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Dividing Integers
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Why Can't You Divide By 0?
Why can't you divide by 0? This may be one of the most asked math questions. Get this question answered once and for all by watching this tutorial!
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Further Exploration
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Dividing Fractions
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What are Multiplicative Inverses?
Multiplicative inverses. That's a mouthful! Really, this term just refers to numbers that when multiplied together equal 1. These numbers are also called reciprocals of each other! Learn about multiplicative inverses by watching this tutorial.
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Solving Multi-Step Fraction Equations
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How Do You Solve a Two-Step Equation by Multiplying by a Reciprocal?
Trying to solve an equation involving a fraction? Just multiply the fraction away by multiplying by the reciprocal and then perform the order of operations in reverse! See how in this tutorial.
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