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Curated OER
Subtracting Mixed Numbers
In this math instructional activity, students subtract mixed numbers. Students find common denominators. They subtract the fractions and whole numbers.
Virginia Department of Education
Mathematics Vocabulary Cards – Grade 4
An excellent way to reinforce math vocabulary in your classroom! Seventy-eight posters focus on number and number sense, computation and estimation, measurement, geometry, probability and statistics, and patterns, functions, and algebra.
Curated OER
Decimal Numbers
In this adding decimals worksheet, students add numbers with decimals after looking at examples and number lines. Students complete 6 problems.
Curated OER
Fraction King Lesson Plan
Pupils combine imagination, block manipulation, and computer applets to investigate fractions.
Visual Fractions
Visual Fractions: Add Unlike Fractions With Number Line Models
Boost your ability to add number line fractions with unlike denominators with this interactive math game. A basic understanding of factors is key to success. Instructions with detailed examples are easily accessible.
PBS
Pbs: Addition of Fractions Using a Visual Model
Use a visual model to add fractions with unlike denominators. This video focuses on using an equivalent fractions chart to compare fractions and find the correct sum.
PBS
Pbs: Meerkatcher: Add Fractions With Unlike Denominators
The rascally gang of meerkats have escaped from their pens. Add fractions to fix the ladders and catch those 'kats! In this activity, students will focus on adding fractions, starting with single-digit denominators and working up. This...
McGraw Hill
Glencoe: Self Check Quizzes 1 Add and Subtract Fractions Unlike Denominators
Use Glencoe's randomly generated self-checking quiz to test your knowledge of adding and subtracting fractions with unlike denominators. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom...
Khan Academy
Khan Academy: Adding and Subtracting Mixed Numbers With Unlike Denominators 2
In this exercise, students practice using visuals to add and subtract fractions with unlike denominators. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Add and Subtract Fractions: Word Problems
In this exercise, students practice adding and subtracting fractions with unlike denominators word problems. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Use Visuals to Add and Subtract Fractions With Unlike Denominators
In this exercise, students practice multiplying fractions by fractions. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
ClassFlow
Class Flow: Adding Fractions With Unlike Denominators
[Free Registration/Login Required] This flipchart teaches the steps necessary to add or subtract fractions with unlike denominators by getting a common denominator. It uses Activotes to assess getting the correct least common multiple,...
ClassFlow
Class Flow: Adding and Subtracting Fractions With Unlike Denominators
[Free Registration/Login Required] This flipchart includes step by step directions on how to add or subtract fractions with unlike denominators. Practice session included with flipchart.
Quia
Quia: Equivalent Fractions
Use this Web site to practice finding equivalent fractions using a matching game format. CCSS.Math.Content.3.NF.A.3.a Understand two fractions as equivalent (equal) if they are the same size, or the same point on a number line.
Math Is Fun
Math Is Fun: Addition of Fractions
This very basic website gives simple, easy steps on how to add fractions with the same denominator and what to do when they have different denominators.
Math Is Fun
Math Is Fun: Common Denominator
Learn the "easiest method" for finding the common denominator of two fractions with different denominators. View animated examples and look over the steps that it takes to find a common denominator and add two fractions.