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?
You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
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?
Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.
You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
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