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Curated OER
Comparing Fractions with the Same Denominator, Assessment Variation
A short, multiple choice assessment that determines your 3rd graders' ability to correctly compare fractions with like denominators. This quiz asks learners to compare two fractions using words, the greater than/less than symbols, and...
Curated OER
Arithmetic: Fractions and Percentages
Young mathematicians review the basic operations needed for addition and subtraction of fractions. They review the rules for addition and subtraction of fractions with the same denominator, how to change them if the denominators are...
Curated OER
Add and Subtract Fractions with Same Denominators
Students add and subtract fractions with the same denominators. In this fractions lesson plan, students also order common fractions from small to large and use the comparison symbols to compare fractions.
Curated OER
Adding Fractions With Like Denominators
Students investigate the concept of adding fractions with like denominators. They review how to combine the numerators. Students use cutouts to handle fractions that are hands on while comparing them to slices of pizza. They work...
Curated OER
Comparing Fractions
Learners compare three sets of fractions using the greater than, less than, and equal signs. To justify their answers, a drawing is also required that illustrates their reasoning. Including fractions with like and unlike denominators, as...
Curated OER
Reduction to Common Denominator #2
Elementary and secondary learners compare fractions that have uncommon denominators and add and subtract fractions that have common denominators. They practice reducing fractions and getting denominators to be the same so they can add...
Curated OER
Subtracting Fractions - Unequal Denominators
Subtracting fractions that have unequal denominators is a tricky process. The lesson utilizes fraction bars as a manipulative, in order to understand subtracting fractions and estimating differences. After completing three activities in...
Curated OER
Adding Mixed Numbers - Unequal Denominators
Working with fractions that have unequal denominators is one of the most difficult concepts for young mathematicians to master. Here you will find a fine lesson that should help youngsters begin to get a grasp on this important...
Illustrative Mathematics
Cynthia's Perfect Punch
Using a real-world example, this problem illustrates the thought process that learners need to engage in to understand adding mixed numbers with common denominators. First by looking at estimation, and then by drawing models that...
Curated OER
Comparing Fractions
Young mathematicians compare two fractions with like denominators and then move to the next level to compare fractions with unlike denominators. They will first try to use mental math to make educated guesses. There are a few guidelines...
Curated OER
Comparing Fractions with a Different Whole
What was Bryce's mistake? Through analysis of a student work example, learners develop their own ability to compare the fractions one fourth and one half. Central to this activity is the concept that, when comparing fractions, the whole...
Curated OER
Fraction City
Welcome to Fraction City! This is an incredibly interactive and fun way to teach properties of fractions, and reaches multiple learning styles. Scholars create "blocks" by folding strips of paper in various increments (thirds, fourths,...
Curated OER
Pattern Block Fractions
Fourth graders participate in a lesson that is about the finding of different fractional sizes with the help of pattern blocks. They define the vocabulary terms of numerator and denominator. The lesson also uses geometry and relates it...
Illustrative Mathematics
Doubling Numerators and Denominators
Understanding the meaning of fractions is a challenge for many young learners. These two questions examine what happens when the numerator and denominator of a fraction are doubled. Consider allowing students to discuss their ideas...
EngageNY
Adding and Subtracting Rational Expressions
There's a fine line between a numerator and a denominator! Learners find common denominators in order to add and subtract rational expressions. Examples include addition, subtraction, and complex fractions.
Illustrative Mathematics
Plastic Building Blocks
Let's build a castle! Dennis and Cody have big plans, but do they have enough blocks between the two of them to accomplish their goal? A great context that requires students to add and compare mixed numbers. Encourage the use of pictures...
Curated OER
Adding Fractions with Unlike Denominators
Students add fractions using common denominators. In this algebra lesson, students are given fractions that do not have the same denominators. They are asked to solve the fractions using the same denominator.
Curated OER
Adding Fractions with Like Denominators
Students add fractions with the same denominators. In this algebra lesson, students solve fractions with common denominators. There are ten practice problems to get better at this skill.
Curated OER
Adding Fractions with Like Denominators
Students add fractions with the same denominators. In this algebra lesson plan, students solve fractions with common denominators. There are ten practice problems to get better at this skill.
Curated OER
Fraction Food Frenzy
Students study addition of fractions with like denominators using illustrations and problem solving.
EngageNY
Complex Number Division 2
Individuals learn to divide and conquer complex numbers with a little help from moduli and conjugates. In the second lesson on complex number division, the class takes a closer look at the numerator and denominator of the multiplicative...
Silver Burdett Ginn
Study Buddies: Adding And Subtracting Fractions With Unlike Denominators
Pair up your math pals to teach each other about adding and subtracting uncommon denominator fractions! Step-by-step instructions are provided as well as five practice problems.
Curated OER
Solving Fractions with Manipulatives
Students use candy bars, beef jerky, and brownies to represent different fractions. Students also use colored multi-link cubes or blocks to illustrate the same representations of fractions. Students work with a partner to create diagrams...
Curated OER
Initial Fraction Ideas Lesson 15: Overview
Observe fraction numerators and denominators to determine if they are less than or equal to 1/2. In this fractions lesson plan, students simplify fractions and determine their relationship to 1/2.