Curated OER
Adding and Subtracting Decimals
Fourth graders develop the concept of adding and subtracting decimals. In this decimal lesson, they participate in a teacher directed demonstration of how to add and subtract decimals. They work in teams as each person performs one step...
Curated OER
Practicing Arithmetic
Students practice single operation arithmetic ranging from single digit addition to long division of decimals or real numbers using Graphit. They use data sets and rules to graph ordered pairs.
Curated OER
Miles Of Smiles
Learners investigate basic mathematical properties to solve multiplication and division problems. They solve word problems that are part of the lesson. Students are required to give written or oral justification for how they solve each...
Ohio Department of Education
Actions with Fractions: Adding and Subtracting Fractions with Common Denominators
Fourth graders develop a conceptual understanding of fractions and begin to add and subtract fractions with like denominators. Included is a worksheet to assess readiness and a teacher's checklist showing class understanding at a...
Curated OER
Water Bucket Relay
Third graders, in teams, play a subtraction game called Water Bucket Relay.
Curated OER
Quadrilateral Explorations
Ninth graders identify quadrilaterals and label the vertices of quadrilaterals. they justify their identification of the quadrilaterals. Students work in groups to identify and create quadrilaterals
Curated OER
Subtraction Relay
Students play a team subtraction game, subtracting two-digit numbers and using addition to check their subtraction. They solve subtraction problems at the board while the team solves the same problem in their seats.
Curated OER
Multiplying Decimals and Mixed Numbers
Learners multiply decimals and/or mixed numbers. They explore the effects of multiplying decimals and mixed numbers. They practice estimating answers when a number is multiplied by a decimal or mixed number.
Curated OER
Adding and Subtracting Fractions
Second graders use blocks to show the addition and subtraction of fractions with common denominators. They identify the steps in these functions and complete a worksheet.
Curated OER
Bargain Hunter
Students engage in a classroom shopping adventure to search for the best bargains.
Curated OER
Addition Relay
Third graders, in pairs, use a bag of counters which can be dried beans, squares of papers, etc.
Curated OER
Dream Car Math
Students collect car cost comparison data from the "Car Wizard" web site to use as problem solving and for calculations related to math.
Alabama Learning Exchange
Find a Pattern Using Children's Literature
Sixth graders listen to Demi's, On Grain of Rice: A Mathematical Folktale. They use the problem solving strategy of finding a pattern to determine the number of rice Rani will receive after 30 days. They create a spreadsheet which...
Curated OER
Students' Strides
Complete problems using base ten blocks to see the difference in the place value of a decimal and how it affects a number's value. Learners compare decimal values as well. Ample time for discussion and modeling are allowed in the...
Curated OER
Adding and Subtracting Fractions and Mixed Numbers
Elementary schoolers participate with their teacher's instruction to learn to add and subtract fractions and mixed numbers. They use fraction strips to complete addition and subtraction problems. A step-by-step script is provided to help...
Curated OER
There's More Than One Way to Get to St. George!
Fourth graders explore alternative ways to do the four operations.
E-learning for Kids
E Learning for Kids: Math: Penguins: Division
This interactive site allows students to practice their division skills. At the end of the lesson students will be able to divide mentally using divisibility tests, solve word problems using division strategies, and use a written...
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.
Better Lesson
Better Lesson: Dividing With Fractions
Sixth graders model division using whole numbers and fractions and divide whole numbers and fractions using the standard algorithm.
Better Lesson
Better Lesson: Division of Multi Digit Numbers
Practice makes perfect and in this instructional activity students will be practicing long division using the standard algorithm plus they will be interpreting remainders!
Better Lesson
Better Lesson: Review 7: Painting Tables Dividing With Fractions
How do you visually represent dividing with fractions? When you have a remainder, what does it actually mean? Students look for patterns and create algorithms for dividing with fractions.
NumberNut
Number Nut: Basic Math: Two Digit Division
This lesson offers strategies for dividing two-digit numbers. Students are introduced to related vocabulary, long and short division, and two-digit division with remainders. Links to the interactive games allow students to practice and...
Other
Learn With Math Games: Driving Into Division
Hands-on activity that features a board game to review division facts and practice more challenging division problems.
Better Lesson
Better Lesson: Fraction by Fraction Division
Sixth graders will be able to model division of fractions by another fraction. Students will be able to divide a fraction by a fraction using the standard algorithm.