How to Add Fractions with a common denominator part 1

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Taught by YourMathGal
  • Currently 4.0/5 Stars.
11665 views | 1 rating
Part of video series
Meets NCTM Standards:
Lesson Summary:

In this video, you will learn how to add fractions with a common denominator. Just like how you would add cats and more cats together, or apples and more apples together, you can add fractions that have the same denominator. You keep the denominator the same and add the numerator. You will go through several examples, and learn how to simplify your answer into the simplest form. By the end of the video, even the most complicated fractions will seem like a breeze to add!

Lesson Description:

Learn how to add fractions that have a common denominator.

More free YouTube videos by Julie Harland are organized at http://yourmathgal.com

Questions answered by this video:
  • How do you add fractions that have a common denominator?
  • Why do fractions need to have common denominators to add them?
  • How do you add 1/7 + 2/7?
  • How do you add 4/9 + 1/9?
  • Why does the denominator stay the same when you add fractions?
  • What does 3/11 + 2/11 + 1/11 equal?
  • How do you add and simplify 2/9 + 4/9?
  • How do you add and reduce 5/8 + 1/8?
  • How do you add and simplify 5/12 + 7/12?
  • How do you add and simplify 6/7 + 5/7?
  • How do you convert an improper fraction into a mixed number?
  • How do you add and simplify 7/9 + 6/9?
  • How do you add and simplify 7/10 + 9/10?
  • How do you convert 16/10 to a mixed number in simplest terms?
  • How do you add and simplify 9/14 + 11/14?
  • How do you add and simplify 9/10 + 9/10 + 7/10?
  • Staff Review

    • Currently 4.0/5 Stars.
    This is the first place to start for learning how to add fractions -- these fractions all have the same denominator. This video takes you through the basics of what it means to add fractions and why they must have common denominators to add them. Several example problems are shown with some needing simplifying after adding.