Adding and Subtracting Rational Expressions


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Popular Tutorials in Adding and Subtracting Rational Expressions

    • How Do You Add Two Rational Expressions with Different Denominators?How Do You Add Two Rational Expressions with Different Denominators?

    How Do You Add Two Rational Expressions with Different Denominators?

    Adding rational expressions together? Don't have common denominators? No problem! Find the least common denominator (LCD) and change each rational expression into an equivalent expression with that LCD. Once you have common denominators, you're ready to add and simplify! Watch it all in this tutorial!

    • How Do You Subtract Two Rational Expressions with Different Denominators?How Do You Subtract Two Rational Expressions with Different Denominators?

    How Do You Subtract Two Rational Expressions with Different Denominators?

    Subtracting rational expressions? Don't have common denominators? No problem! Find the least common denominator (LCD) and change each rational expression into an equivalent expression with that LCD. Once you have common denominators, you're ready to subtract and simplify! Watch it all in this tutorial!

    • How Do You Find the Least Common Denominator of Two Rational Expressions?How Do You Find the Least Common Denominator of Two Rational Expressions?

    How Do You Find the Least Common Denominator of Two Rational Expressions?

    When adding or subtracting rational expressions, you need have common denominators just like any other fraction. If you don't have common denominators, then you'll need to find the least common denominator (LCD) and use it to get those denominators to be the same. Learn how to find the LCD of two rational expressions by watching this tutorial!

    • How Do You Add Two Rational Expressions with the Same Denominator?How Do You Add Two Rational Expressions with the Same Denominator?

    How Do You Add Two Rational Expressions with the Same Denominator?

    Adding rational expressions together? If they have a common denominator, just add the numerators together and simplify. Just like you would with any other fractions! Watch the process in this tutorial.

    • How Do You Subtract Two Rational Expressions with the Same Denominator?How Do You Subtract Two Rational Expressions with the Same Denominator?

    How Do You Subtract Two Rational Expressions with the Same Denominator?

    Subtracting rational expressions? If they have a common denominator, just subtract the numerators and simplify. Just like you would with any other fractions! Watch the process in this tutorial.

    • What's the Least Common Denominator?What's the Least Common Denominator?

    What's the Least Common Denominator?

    When you're working with fractions, you may need to find the least common denominator (LCD) in order to get the fractions to have a common denominator so that you can add or subtract them. The LCD is the smallest multiple that the denominators have in common. Learn about the LCD in this tutorial!

    • How Do You Find the Least Common Multiple of Monomials?How Do You Find the Least Common Multiple of Monomials?

    How Do You Find the Least Common Multiple of Monomials?

    Looking for practice finding the least common multiple (LCM) of monomials? Then be sure to check out this tutorial! Follow along with this tutorial as it goes through the process of using prime factorization to help find the LCM. Check it out!