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Adding and Subtracting Fractions with the Same Denominator

Subject Area: Mathematics (B.E.S.T.) | Grade Level: 4
Lesson Length: 1 hour
Keywords/Tags: Adding, Subtracting, Fractions, Same Denominator, Mixed Numbers
Lesson Description: In this lessons, students will be learning how to add and subtract fractions that have the same denominator. They may also learn how to do this with mixed numbers if they so choose.

MA.4.FR.2.2 Add and subtract fractions with like denominators, including mixed numbers and fractions greater than one, with procedural reliability.

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Video : Adding and Subtracting Fractions - Same Denominator - Math for Kids

Instructions: Please watch the following video as many times as needed before starting to go through other lesson pages. Understanding the content of the video is very important since the lesson activities will be all about this video content.

Description: Learn and practice how to add and subtract fractions with the same denominator.

Quiz : Adding and Subtracting Fractions with the Same Denominator

Instructions: Please complete this quiz by choosing the correct answer for each question. You can take this quiz as many times needed.

Question #1

Do you do anything with the denominator when you are adding or subtracting fractions?

A) Yes

B) No

Question #2

To add and subtract fractions, you add up or subtract the numerator and the denominator to get your answer.

A) True

B) False

Question #3

What was the answer to the first practice problem you did on your in own in the video?

A) 2/4

B) 1/2

C) 5/8

D) 16/24

E) 3/9

Question #4

When adding fractions, you have to take the numerator and add them together, leaving the denominator the same.

A) True

B) False

Question #5

2/8 + 5/8 = ?

A) 7/8

B) 3/8

C) 7/16

D) 6/16

Question #6

In the video, they solved the following operation: 6/8 - 4/8 = ?

A) 3/7

B) 10/8

C) 10/16

D) 2/8

Question #7

7/17 - 3/17 = 4/17

A) True

B) False

Question #8

Is adding and subtracting the same thing when it somes to fractions?

A) Yes

B) No

Question #9

Was the following problem included in the video? 5/5 - 3/5 = ?

A) Yes

B) No

Question #10

What is the main problem students may come in contact with when adding and subtracting fractions?

A) They dance around.

B) They add both the numerators and denominators together.

C) They yell at their friends that they don't get it.

D) They only add the numerators together and keep the denominator.

E) They talk to their friends when they're supposed to be doing math.

Resources : Additional Resources to Expand Your Learning

Instructions: Please see additional external resources below. Feel free visit each link to learn more about this lesson.

Adding and Subtracting Fractions with Like Denominators Games
Fun games to test your knowledge after todays lesson

Adding and Subtracting Fractions song
A little song to help you remember how to add and subtract fractions. Even sings about unlike denominators! But that's next lesson ;)

How To Add Fractions With Like (Common) Denominators
A good website to practice your newfound skill

Description: These resources can expand your knowledge on the topic as well as provide extra practice while having fun.

Standards: MA.4.FR.2.2

Video : Adding and Subtracting Fractions - Same Denominator - Math for Kids

Quiz : Adding and Subtracting Fractions with the Same Denominator

Resources : Additional Resources to Expand Your Learning