Add and Subtract more than Two Fractions
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Lesson Plans and Worksheets for Grade 4
Lesson Plans and Worksheets for all Grades
More Lessons for Grade 4
Common Core For Grade 4
Examples, solutions, and videos to help Grade 4 students learn how add and subtract more than two fractions.
Common Core Standards: 4.NF.3a, 4.NF.3d, 4.NF.1, 4.MD.2
Solve each of the following in three different ways
Problem E:
5/8 + 4/8 + 1/8 =
Problem F:
1 1/5 - 2/5 - 3/5 = Lesson 18 Problem Set
1. Show one way to solve each problem. Express sums and differences as a mixed number when possible. Use number bonds when it helps you. Part (a) is partially completed.
a. 2/5 + 3/5 + 1/5
b. 3/6 + 1/6 + 3/6
c. 5/7 + 7/7 + 2/7
d. 7/8 - 3/8 - 1/8
e. 7/9 + 1/9 + 4/9
f. 4/10 + 11/10 + 5/10
g. 1 - 3/12 - 4/12
h. 1 2/3 - 1/3 - 1/3
i. 10/12 + 5/12 + 2/12 + 7/12
2. Monica and Stuart used different strategies to solve 5/8 + 2/8 + 5/8. Whose strategy do you like best? Why?
3. You gave one solution for each part of Problem 1. Now, for each problem indicated below, give a different solution method.
c. 5/7 + 7/7 + 2/7
f. 4/10 + 11/10 + 5/10
g. 1 - 3/12 - 4/12
Lesson 18 Homework
1. Show one way to solve each problem. Express sums and differences as a mixed number when possible. Use number bonds when it helps you. Part (a) is partially completed.
a. 2/5 + 3/5 + 1/5
b. 5/8 + 5/8 + 3/8
c. 4/6 + 6/6 + 1/6
d. 1 2/12 - 2/12 - 2/12
e. 5/7 + 1/7 + 4/7
f. 4/10 + 7/10 + 9/10
g. 1 - 3/12 - 4/12
h. 1 2/3 - 1/3 - 1/3
i. 10/12 + 5/12 + 2/12 + 7/12
2. Bonnie used different strategies to solve 5/8 + 2/8 + 5/8. Whose strategy do you like best? Why?
3. You gave one solution for each part of Problem 1. Now, for each problem indicated below, give a different solution method.
c. 5/7 + 7/7 + 2/7
f. 4/10 + 11/10 + 5/10
g. 1 - 3/12 - 4/12
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 4
Lesson Plans and Worksheets for all Grades
More Lessons for Grade 4
Common Core For Grade 4
Examples, solutions, and videos to help Grade 4 students learn how add and subtract more than two fractions.
Common Core Standards: 4.NF.3a, 4.NF.3d, 4.NF.1, 4.MD.2
NYS Common Core Grade 4 Module 5, Lessons 18
Grade 4, Module 5, Lesson 18 Worksheets
Lesson 18 Concept DevelopmentSolve each of the following in three different ways
Problem E:
5/8 + 4/8 + 1/8 =
Problem F:
1 1/5 - 2/5 - 3/5 = Lesson 18 Problem Set
1. Show one way to solve each problem. Express sums and differences as a mixed number when possible. Use number bonds when it helps you. Part (a) is partially completed.
a. 2/5 + 3/5 + 1/5
b. 3/6 + 1/6 + 3/6
c. 5/7 + 7/7 + 2/7
d. 7/8 - 3/8 - 1/8
e. 7/9 + 1/9 + 4/9
f. 4/10 + 11/10 + 5/10
g. 1 - 3/12 - 4/12
h. 1 2/3 - 1/3 - 1/3
i. 10/12 + 5/12 + 2/12 + 7/12
2. Monica and Stuart used different strategies to solve 5/8 + 2/8 + 5/8. Whose strategy do you like best? Why?
3. You gave one solution for each part of Problem 1. Now, for each problem indicated below, give a different solution method.
c. 5/7 + 7/7 + 2/7
f. 4/10 + 11/10 + 5/10
g. 1 - 3/12 - 4/12
1. Show one way to solve each problem. Express sums and differences as a mixed number when possible. Use number bonds when it helps you. Part (a) is partially completed.
a. 2/5 + 3/5 + 1/5
b. 5/8 + 5/8 + 3/8
c. 4/6 + 6/6 + 1/6
d. 1 2/12 - 2/12 - 2/12
e. 5/7 + 1/7 + 4/7
f. 4/10 + 7/10 + 9/10
g. 1 - 3/12 - 4/12
h. 1 2/3 - 1/3 - 1/3
i. 10/12 + 5/12 + 2/12 + 7/12
2. Bonnie used different strategies to solve 5/8 + 2/8 + 5/8. Whose strategy do you like best? Why?
3. You gave one solution for each part of Problem 1. Now, for each problem indicated below, give a different solution method.
c. 5/7 + 7/7 + 2/7
f. 4/10 + 11/10 + 5/10
g. 1 - 3/12 - 4/12
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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