Curated OER
Let Us Go Shopping!
Third graders add merchandise up to find total cost and line up numbers correctly to the decimal point.
Curated OER
Finding Sales Tax
Seventh graders investigate sales tax. Following a teacher demonstration, they find sales tax and the total cost of items. In groups, classmates choose items from a menu that they would like to purchase. Each student figures the sales...
Curated OER
All About Ratios
Learners investigate the use of multiplication and division of whole numbers to solve problems including equivalent ratios and rates.
Curated OER
Discovering Perimeter
Twelfth graders apply perimeter measurement to items found in newspapers and calculate the cost in terms of feet or yards. They share answers and explanations with classmates.
Curated OER
Early Explorers of America
Fifth graders examine a time line of early American explorers from England, Spain, and France. They trace exploration routes on maps and write reports about early explorers. Students view a laser disc presentation, Land of Opportunity...
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.
Better Lesson
Better Lesson: Adding and Subtracting Decimals
Sixth graders use estimates and work on strategies for adding and subtracting decimals.
Lesson Tutor
Lesson Tutor: Addition and Subtraction of Decimals
This site is an online lesson plan and practice problems for students learning how to add and subtract two decimal values are provided here. Detailed explanation of both the methods and the practice questions are provided for easy...
CK-12 Foundation
Ck 12: Math Grade 5
Browse resources related to fifth-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
Shodor Education Foundation
Shodor Interactivate: Lesson: Fraction Facts
The Shodor Education Foundation provides this lesson plan to introduce students to the basics of fractions including fraction operations and converting fractions both to decimals and percents. NCTM Standards are listed for this activity....
Homeschool Math
Homeschool Math: Add and Subtract Decimals: Practice Problems
This lesson contains a variety of exercises for adding and subtracting decimals with up to two decimal digits,
SMART Technologies
Smart: Foundational Math Concepts for Elementary Ages
Practice everyday math skills such as adding, subtracting, multiplying, dividing, place value, counting money, telling time, fractions, decimals, and more.
CK-12 Foundation
Ck 12: Math Grade 4
Browse resources related to fourth-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.