5.NF.A.1 Lesson Plans

CCSS.MATH.CONTENT.5.NF.A.1

:
"Add and subtract fractions with unlike denominators (including mixed numbers) by replacing given fractions with equivalent fractions in such a way as to produce an equivalent sum or difference of fractions with like denominators."

These lesson plans can help students practice this Common Core State Standards skill.

Lesson Plans

Show Me Equivalent Fractions!
Lesson plan
Show Me Equivalent Fractions!
In this lesson, students will construct their own number lines and bar models to find equivalent fractions.
5th grade
Math
Lesson plan
When Having Like Denominators Isn’t Enough!
Lesson plan
When Having Like Denominators Isn’t Enough!
Does chaos ensue when your students subtract like mixed numbers and the larger fraction has a lesser numerator? Using this lesson plan, teach your class how to overcome this tricky obstacle: When having like denominators isn’t enough!
5th grade
Math
Lesson plan
Solving Mixed Number Word Problems Using the Three-Reads Strategy
Lesson plan
Solving Mixed Number Word Problems Using the Three-Reads Strategy
There’s more than one way to add and subtract mixed numbers! Use this witty lesson plan to teach your students to illustrate mixed number sums and difference while giggling with delight.
5th grade
Math
Lesson plan
Word Problems: Adding Mixed Number Fractions
Lesson plan
Word Problems: Adding Mixed Number Fractions
Children often wonder if algorithms are practical. Using this lesson plan, your students will see how the standard algorithm for adding mixed numbers brings life to real world real-world situations.
5th grade
Math
Lesson plan
Fraction Simplest Form by Greatest Common Factor
Lesson plan
Fraction Simplest Form by Greatest Common Factor
When fractions have big numerators and denominators, it can be tough to find the simplest form. Fear not! Use this lesson plan to teach your students to find the simplest form using the greatest common factor.
5th grade
Math
Lesson plan
Illustrating Mixed Number Sums with Tape Diagrams
Lesson plan
Illustrating Mixed Number Sums with Tape Diagrams
Your students will learn to add unlike mixed numbers using tape diagrams.
5th grade
Math
Lesson plan
Illustrating Fraction and Whole Number Products with Tape Models
Lesson plan
Illustrating Fraction and Whole Number Products with Tape Models
Teach your students to use tape diagrams to solve equations involving whole numbers and fractions.
4th grade
Math
Lesson plan
Single Strategy for Adding and Subtracting Mixed Numbers
Lesson plan
Single Strategy for Adding and Subtracting Mixed Numbers
Teach your students to add and subtract fractions with like denominators using a strategy that works for both operations: converting mixed numbers into improper fractions and back again!
4th grade
Math
Lesson plan
Subtracting Fractions with Different Denominators
Lesson plan
Subtracting Fractions with Different Denominators
Getting ready to subtract fractions? This lesson reviews how to subtract like denominators and teaches students how to subtract unlike denominators. The focus is on understanding the process and reasoning behind each step.
5th grade
Math
Lesson plan
Adding Fractions on Number Lines
Lesson plan
Adding Fractions on Number Lines
Getting ready to add fractions? This lesson reviews how to add fractions with unlike denominators using number lines. Students will focus on understanding the process and reasoning behind each step.
5th grade
Math
Lesson plan
Compare Visuals for Equal Fractions
Lesson plan
Compare Visuals for Equal Fractions
Help your students visually represent equivalent fractions! Use this lesson on its own or or as support to the Show Me Equivalent Fractions! lesson.
5th grade
Math
Lesson plan
Subtracting Fractions Justifications
Lesson plan
Subtracting Fractions Justifications
Continue to build on your students' understanding of unlike denominators by asking students to justify their answers of fraction subtraction. Use this lesson with the Subtracting Fractions with Different Denominators lesson.
5th grade
Math
Lesson plan
Compare Common Denominators Methods
Lesson plan
Compare Common Denominators Methods
Challenge your students to compare two methods for finding the least common multiple between two fractions. Use this lesson on its own or as support for the lesson Make It Work! Adding Fractions with Unlike Denominators.
5th grade
Math
Lesson plan
Explain Fraction Conversions
Lesson plan
Explain Fraction Conversions
Encourage students to explain their processes when converting from a mixed number to an improper fraction, and back again. Use this lesson on its own or as support to the lesson Single Strategy for Adding and Subtracting Mixed Numbers.
5th grade
Reading & Writing
Lesson plan
Comparing Tape Diagrams
Lesson plan
Comparing Tape Diagrams
Compare two different ways to use tape diagrams! This lesson discusses fractions and multiplication within tape diagrams. Use this lesson as support for the lesson Illustrating Fractions and Whole Number Products with Tape Models.
5th grade
Math
Lesson plan

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