Add Fractions - Unlike Units
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Lesson Plans and Worksheets for Grade 5
Lesson Plans and Worksheets for all Grades
More Lessons for Grade 5
Common Core For Grade 5
Videos, examples, and solutions to help Grade 5 students learn how to add fractions with unlike units using the strategy of creating equivalent fractions.
Common Core Standards: 5.NF.1, 5.NF.2
New York State Common Core Math Grade 5, Module 3, Lesson 3
Download Worksheets for Grade 5, Module 3, Lesson 3 (Pdf)
The following figures give an example of adding unlike fractions with area models. Scroll down the page for more examples and solutions.
Alex squeezed 2 liters of juice for breakfast. If he pours the juice equally into 5 glasses, how many liters of juice will be in each glass? (Bonus: How many milliliters are in each glass?)
Lesson 3 Concept Development
Problem 1: 1/2 + 1/4
Problem 2: 1/3 + 1/2
Problem 3: 2/3 + 1/4
Problem 4: 2/5 + 2/3
Problem 5: 2/7 + 2/3
Lesson 3 Problem Set
1. For the following problems, draw a picture using the rectangular fraction model and write the answer.
Simplify your answer.
c) 1/4 + 1/6
d) 1/3 + 1/7
e) 3/4 + 1/5
f) 2/3 + 2/7
Lesson 3 Homework
This video demonstrates how to add simple fractions with unlike denominators using rectangular models.
1. For the following problems, draw a picture using the rectangular fraction model and write the answer.
Simplify your answer.
a) 1/4 + 1/3
b) 1/4 + 1/5 Lesson 3 Homework
1. For the following problems, draw a picture using the rectangular fraction model and write the answer.
Simplify your answer.
a) 1/4 + 1/3
b) 1/4 + 1/5
f) 3/5 + 3/7
Solve the following problems. Draw a picture and/or write the number sentence that proves the answer.
3. Cynthia completed 2/3 of the items on her to-do list in the morning, and finished 1/8 of the items during her lunch break. How much of her to-do list is finished by the end of her lunch break? (Bonus: How much of her to-do list does she still have to do after lunch?)
Lesson 3 Homework
1. For the following problems, draw a picture using the rectangular fraction model and write the answer.
Simplify your answer.
e) 1/4 + 2/5
Solve the following problems. Draw a picture and/or write the number sentence that proves the answer.
2. Rajesh jogged 3/4 mile, and then walked 1/6 mile to cool down. How far did he travel?
Lesson Plans and Worksheets for Grade 5
Lesson Plans and Worksheets for all Grades
More Lessons for Grade 5
Common Core For Grade 5
Videos, examples, and solutions to help Grade 5 students learn how to add fractions with unlike units using the strategy of creating equivalent fractions.
Common Core Standards: 5.NF.1, 5.NF.2
New York State Common Core Math Grade 5, Module 3, Lesson 3
Download Worksheets for Grade 5, Module 3, Lesson 3 (Pdf)
The following figures give an example of adding unlike fractions with area models. Scroll down the page for more examples and solutions.
Alex squeezed 2 liters of juice for breakfast. If he pours the juice equally into 5 glasses, how many liters of juice will be in each glass? (Bonus: How many milliliters are in each glass?)
Lesson 3 Concept Development
Problem 1: 1/2 + 1/4
Problem 2: 1/3 + 1/2
Problem 3: 2/3 + 1/4
Problem 4: 2/5 + 2/3
Problem 5: 2/7 + 2/3
1. For the following problems, draw a picture using the rectangular fraction model and write the answer.
Simplify your answer.
c) 1/4 + 1/6
d) 1/3 + 1/7
e) 3/4 + 1/5
f) 2/3 + 2/7
Lesson 3 Homework
This video demonstrates how to add simple fractions with unlike denominators using rectangular models.
1. For the following problems, draw a picture using the rectangular fraction model and write the answer.
Simplify your answer.
a) 1/4 + 1/3
b) 1/4 + 1/5 Lesson 3 Homework
1. For the following problems, draw a picture using the rectangular fraction model and write the answer.
Simplify your answer.
a) 1/4 + 1/3
b) 1/4 + 1/5
f) 3/5 + 3/7
Solve the following problems. Draw a picture and/or write the number sentence that proves the answer.
3. Cynthia completed 2/3 of the items on her to-do list in the morning, and finished 1/8 of the items during her lunch break. How much of her to-do list is finished by the end of her lunch break? (Bonus: How much of her to-do list does she still have to do after lunch?)
Lesson 3 Homework
1. For the following problems, draw a picture using the rectangular fraction model and write the answer.
Simplify your answer.
e) 1/4 + 2/5
Solve the following problems. Draw a picture and/or write the number sentence that proves the answer.
2. Rajesh jogged 3/4 mile, and then walked 1/6 mile to cool down. How far did he travel?
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