Real math help.
How Do You Figure Out Which of Two Fractions is Bigger?
Note:
Comparing fractions with unlike denominators? Don't want to find a common denominator? You don't have to if you take the cross product! Learn how to do this and make the comparison in this tutorial.
Background Tutorials
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Fractions
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What's a Numerator and What's A Denominator?
Numerators and denominators are the key ingredients that make fractions, so if you want to work with fractions, you have to know what numerators and denominators are. Lucky for you, this tutorial will teach you some great tricks for remembering what numerators and denominators are all about.
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Commutative Associative and Identity Properties
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What are the Identity Properties of Addition and Multiplication?
Let's identify an identity! Addition and subtraction have a different identity than multiplication and division. Learn about each of these identities with this tutorial!
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Working with Integers
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What's an Inequality?
Inequalities come up all the time when you're working algebra problems. In this tutorial you'll learn what an inequality is, and you'll see all the common inequality symbols that you're likely to see :)
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Least Common Denominator
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How Do You Find a Common Denominator and a Least Common Denominator?
This tutorial gives you some practice finding a common denominator and the least common denominator of three fractions. There's only one least common denominator, but there are many common denominators. This tutorial gives you one. Can you find another?
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Further Exploration
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Comparing Rational Numbers
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How Do You Compare Fractions by Converting to Decimals?
Comparing fractions with unlike denominators? You could convert each fraction to a decimal and compare the decimals on a number line. Check out this tutorial to see how you can compare fractions with unlike denominators!
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How Do You Put Fractions and Decimals in Order?
Ordering numbers from least to greatest? Are the numbers in different forms? To make comparing easier, convert all the numbers to decimals. Then, plot those decimals on a number line and compare them! This tutorial shows you how!
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Least Common Denominator
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How Do You Compare Fractions by Finding a Common Denominator?
Ordering fractions from least to greatest? Don't have common denominators? Find a common denominator by multiplying the denominators together. Use that common denominator to create equivalent fractions. Then, compare the numerators to figure out which is bigger! This tutorial shows you how!
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