4.NF.B.3c

Add and subtract mixed numbers with like denominators, e.g., by replacing each mixed number with an equivalent fraction, and/or by using properties of operations and the relationship between addition and subtraction.

 
24 Lesson(s)
   

Modeling Adding and Subtracting Mixed Numbers

4th Grade Math » Unit: Fractions
4th Grade Math » Unit: Fractions
Rose Monroe
Memphis, TN
Environment: Urban
 
Big Idea:

Adding and subtracting mixed numbers can be modeled by using shapes.

 
Favorites (18)
 
Resources (13)
 
Reflections (1)
modeling with
   

All Hands In for Improper Fractions

4th Grade Math » Unit: Operations with Fractions
4th Grade Math » Unit: Operations with Fractions
Melissa Romano
Helena, MT
Environment: Suburban
 
Big Idea:

In this lesson, students explore the relationship between mixed numbers and improper fractions with a hands on activity.

 
Favorites (14)
 
Resources (10)
 
Reflections (1)
hands in cover
   

Rocking Operations with Fractions - Assessment

4th Grade Math » Unit: Operations with Fractions
4th Grade Math » Unit: Operations with Fractions
Melissa Romano
Helena, MT
Environment: Suburban
 
Big Idea:

In this lesson students spend the hour taking a written summative assessment of fraction concepts.

 
Favorites (2)
 
Resources (9)
 
Reflections (1)
fraction assessment
   

Adding Mixed Numbers

4th Grade Math » Unit: Fractions
4th Grade Math » Unit: Fractions
Rose Monroe
Memphis, TN
Environment: Urban
 
Big Idea:

A mixed number can be solved by changing it to an improper fraction.

 
Favorites (8)
 
Resources (12)
 
Reflections (1)
adding mixed numbers
   

Inquiry with Mixed Numbers - How far did she run?

4th Grade Math » Unit: Operations with Fractions
4th Grade Math » Unit: Operations with Fractions
Melissa Romano
Helena, MT
Environment: Suburban
 
Big Idea:

In this inquiry based lesson students collaborate to solve engaging real world problems in order to add or multiply mixed numbers to whole numbers.

 
Favorites (4)
 
Resources (10)
 
Reflections (1)
mixed
   

Tic Tac Toe - Subtracting Mixed Numbers

4th Grade Math » Unit: Operations with Fractions
4th Grade Math » Unit: Operations with Fractions
Melissa Romano
Helena, MT
Environment: Suburban
 
Big Idea:

In this lesson students work with a partner to play a tic tac toe game in order to practice the skill of subtracting mixed numbers. Students can use visual fraction model and number strategies in order to subtract mixed numbers.

 
Favorites (6)
 
Resources (10)
 
Reflections (1)
tic tac toe cover
   

Cats and Strawberries - Inquiry with Subtracting Mixed Numbers

4th Grade Math » Unit: Operations with Fractions
4th Grade Math » Unit: Operations with Fractions
Melissa Romano
Helena, MT
Environment: Suburban
 
Big Idea:

In this lesson, students review strategies for adding mixed numbers and then work through how to subtract mixed numbers in an inquiry type of approach.

 
Favorites (5)
 
Resources (10)
 
Reflections (1)
cat strawberry cover
   

Subtracting Mixed Numbers

4th Grade Math » Unit: Fractions
4th Grade Math » Unit: Fractions
Rose Monroe
Memphis, TN
Environment: Urban
 
Big Idea:

Students can use models to validate their answers to their subtraction problems of mixed numbers with like denominators.

 
Favorites (1)
 
Resources (13)
 
Reflections (1)
mixed numbers
   

Mixed Number Mystery

4th Grade Math » Unit: Operations with Fractions
4th Grade Math » Unit: Operations with Fractions
Melissa Romano
Helena, MT
Environment: Suburban
 
Big Idea:

Fractions operations

 
Favorites (6)
 
Resources (11)
 
Reflections (1)
student s work
   

Fractions Review

4th Grade Math » Unit: Fractions
4th Grade Math » Unit: Fractions
Rose Monroe
Memphis, TN
Environment: Urban
 
Big Idea:

To review skills learned about fractions, students can solve problems and play games.

 
Favorites (1)
 
Resources (10)
 
Reflections (1)
fraction
   

Who needs a Shave? - Line Plots

4th Grade Math » Unit: Measurment
4th Grade Math » Unit: Measurment
Melissa Romano
Helena, MT
Environment: Suburban
 
Big Idea:

In this lesson, students create line plots through a direct instruction approach and then answer questions using these line plots.

 
Favorites (3)
 
Resources (9)
 
Reflections (1)
   

Adding Mixed Numbers

4th Grade Math » Unit: Operations with Fractions
4th Grade Math » Unit: Operations with Fractions
Melissa Romano
Helena, MT
Environment: Suburban
 
Big Idea:

In this lesson students work cooperatively to add mixed numbers within a context. Students practice justifying their thinking, or Math Practice 3 skills.

 
Favorites (1)
 
Resources (9)
 
Reflections (1)
adding mixed number cover
   

Measuring & Comparing the Lengths of Objects

4th Grade Math » Unit: Fractions
4th Grade Math » Unit: Fractions
Kara Nelson
Environment: Urban
 
Big Idea:

Students will use a ruler to measure everyday objects. Then, they will compare the lengths of the objects by adding and subtracting.

 
Favorites (4)
 
Resources (37)
 
Reflections (1)
measuring objects
   

Fabulous Fraction Review with Computers

4th Grade Math » Unit: Operations with Fractions
4th Grade Math » Unit: Operations with Fractions
Melissa Romano
Helena, MT
Environment: Suburban
 
Big Idea:

In this lesson, students log into a free computer program in which they practice fourth grade fraction concepts and skills.

 
Favorites (1)
 
Resources (5)
 
Reflections (1)
cover photo computers as
   

Pencil Measurements

4th Grade Math » Unit: Fractions
4th Grade Math » Unit: Fractions
Kara Nelson
Environment: Urban
 
Big Idea:

Students will measure various pencils to the nearest 1/4 inch, make a line plot, and solve problems involving addition and subtraction of fractions.

 
Favorites (2)
 
Resources (22)
 
Reflections (1)
measuring pencils
Common Core Math
 
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