Curated OER
Fractions and Decimals
For this fractions and decimals worksheet, students convert 6 fractions into decimals. Students work out their answers in the spaces provided.
Curated OER
The 3 R's of Common Denominators
Third graders are shown an alternative method of determining the lowest common denominator of two or more unequal denominators. They complete a worksheet.
Curated OER
Subtracting Using Estimation
Third graders play the game, "Who Wants To Be A Millionaire?" while subtracting using estimation. I really like the format of this fun game, which utilizes the lifelines and strategies found in the real game on television.
Curated OER
Number and Algebra: Again and Again
Students use a given spreadsheet to investigate an iterative process by changing the variables. They design their own spreadsheet to investigate the iterative process.
Curated OER
Local Environmental Issues: Pollution
Third graders discuss the ways in which human interaction with the environment and production of waste products contribute to pollution. Through a pollution demonstration, they explain how various groups of plants and animals can be...
Curated OER
Mixing Colours
Learners explore ratios and their relationships to fractions. They explain the process of identifying ratios and describe their comparison. Students write ratios as fractions and by using colons. They convert the ratios to percents.
Khan Academy
Khan Academy: Dividing Fractions Word Problems
Practice solving word problems by dividing fractions by fractions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Soft Schools
Soft Schools: Fraction Word Problem Quiz
Take a quiz that focuses on fractions in word problems. Summary of the score is shown at the end of the quiz, and students may review missed questions.
Better Lesson
Better Lesson: Dividing Fractions Within Word Problems
This lesson completes the conceptual understanding of dividing with fractions by using it with real life problems.
Khan Academy
Khan Academy: Fractions as Division Word Problems
Practice word problems that involve using the fraction bar as division. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Practice: Divide Fractions and Whole Numbers: Word Problems
A practice quiz on fraction division with whole numbers. Includes hints.
Khan Academy
Khan Academy: Fractions as Division
Practice understanding that the fraction bar really means division. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Understanding Fractions as Division
In this exercise, students demonstrate their understanding of fractions as division. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Illustrative Mathematics
Illustrative Mathematics: 3.oa the Stamp Collection
This task uses language, half of the stamps, that learners associate with multiplication by the fraction 1/2. Students will understand half of 120 to mean the number obtained by dividing 120 by 2. For learners who are unfamiliar with...
Khan Academy
Khan Academy: Divide Whole Numbers by Fractions
Practice dividing whole numbers by fractions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Other
Ohio Department of Education: Models for Dividing Fractions [Pdf]
This resource consists of a detailed, hands-on lesson plan for dividing fractions using manipulatives such as fraction bars.
Khan Academy
Khan Academy: Interpret Dot Plots With Fraction Operations
Interpret fraction data on dot plots to solve word problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
PBS
Pbs Kids Afterschool Adventure!: Operation: Pirate Picnic Activity Plan
Ahoy Matey! Join PBS Kids characters Peg + Cat to explore fair sharing and solve math problems to help a group of cranky pirates divide things fairly. Children will separate sets of objects into equal groups and divide single objects...
PBS
Pbs: Modeling Fraction and Mixed Number Division Using Arrays
This video illustrates how to use an array as a visual model for solving a word problem involving the division of fractions and mixed numbers. The problem asks students to determine the width of a rectangular fennec fox den based on its...
Learning Wave Communications
Learning Wave: Decimals
This resource contains several links that lead to discussions on several topics of decimals, including converting and comparing with fractions, rounding, estimating, and basic operations. Each page includes examples and some sample...
Hopelink
Hopelink: Teaching Percentages
Students can brush up on percentage skills with this lesson and calculate percentages using the "Percent Tricks method." For students to successfully use this method, they must have the ability to multiply and divide whole numbers.
Department of Defense
Do Dea: Algebra 1: Semester 1: Equations
A learning module through which students learn about equations including the following: Translating words into equations and equations into words, The Properties of Equality to help solving equations, Techniques for solving simple...
Visual Fractions
Visual Fractions: Fraction Division With Lines
Once the dividend is correctly identified, a rectangle representing the divisor will appear. The divisor is the horizontal distance of the blue arrow. The program will not continue unless the dividend or the divisor are correctly...
CK-12 Foundation
Ck 12: Arithmetic: Quotients of Fractions
[Free Registration/Login may be required to access all resource tools.] In this lesson students find the quotient of two fractions by multiplying by the reciprocal. Students examine guided notes, review guided practice, watch...