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Curated OER
Equivalent Decimals
Students develop strategies to find equivalent decimals. In this equivalent decimals lesson, students participate in a variety of decimal games to find equivalent decimals.
Curated OER
Who Wants to Carry a Million?
Students, in groups, determine the volume of a box large enough to hold a million dollars. They calculate the dimensions of a bill and the volume of the money.
Curated OER
Food Pyramid Power: Looking Back and Moving Forward
Students show their knowledge of properties of objects as it pertains to sorting and creating patterns. In this food pyramid power lesson, students show their ability to use whole numbers in different representations by appling...
Curated OER
Solve and check multi-step equations and inequalities
Students participate in a lesson that is concerned with the solving of multiple step equations and inequalities. The use of algebra tiles translates the information well for the kinesthetic learners. Then the skills are used to solve the...
Pennsylvania Department of Education
Adding and Subtracting Three-Digit Numbers by Jumping
Second graders use data to graph information and draw conclusions. In this lesson on data analysis, 2nd graders practice gathering, sorting, comparing, and graphing data. Students differentiate data that can and cannot change over time.
Curated OER
Teaching Arithmetic and Math Concepts to Headstarters
Students discover early number concepts for numbers 1 through 5. In this number concepts lesson, students work in stations doing hands-on activities such as sorting colored blocks, stringing beads, and counting sticks. Students also...
Houghton Mifflin Harcourt
Introducing the Concept: Adding and Subtracting With Negative Integers
A basic narrative is outlined for teaching a lesson on the addition and subtraction of integers. Using a number line, you can demonstrate how to find the sum of a positive and negative integer. On the right side of the page are links to...
Curated OER
Arrays To See Multiplication
Fifth graders examine multiplication. They construct arrays to demonstrate specific multiplication facts. They identify examples and non-examples of arrays. Students use counters to model the commutative property of multiplication.
Curated OER
Addition of Fractions
In this fractions worksheet, students answer multiple choice and short answer questions about fractions and how you add them. Students answer 10 questions total.
Curated OER
Placing Negative Numbers On A Number Line
Fifth graders review the concept of negative numbers and how the are placed on a number line. After the review, 5th graders practice placing negative numbers on a number line in a whole class setting.
Curated OER
Adjusting the Quotient
Fourth graders use number facts to estimate quotients. In this division lesson, 4th graders examine long division problems to determine which multiple of ten will help them determine a number that is close to a quotient. They adjust the...
Curated OER
Simplifying Expressions
Students simplify expressions by combining like terms. In this algebra instructional activity, students rewrite addition and subtraction equations using the correct terminology. They use Algeblocks to model and solve these expressions....
Curated OER
A Walk on the West Side
Students comprehend what makes up the physical community. Read and construct scale drawings and models. Explore the history of infrastructures and how the contributions of science, math and industry have led to the development of their...
Curated OER
Communicative & Associative Properties
Eighth graders participate in activities to explore communicative and associative properties. Given double color counters, 8th graders create arrangements to demonstrate the properties. They discuss the strategies used to model each...
Curated OER
4-Digit Problem Solving: Add and Subtract
In this problem solving instructional activity, students solve a total of 7 equations, drawing models and using algorithm. A reference web site for additional activities is given.
Curated OER
Building Word Problems
Sixth graders study addition and subtraction facts. In equal groups, they play a race game to correctly solve addition and subtraction problems. Using a PowerPoint presentation, the teacher demonstrates how to write word problems and...
Curated OER
Shape Matters More!
Students investigate shapes as the area changes while the perimeter remains the same. Students demonstrate the shape/perimeter/area relationship using simulations and physical models.
Curated OER
Writing and Solving Equations
Fifth graders explore equations. In this solving equations instructional activity, 5th graders examine visual examples of writing and solving equations. Students also practice solving problems that their instructors model.
Curated OER
Patterns, Relations, and Functions
Students investigate the patterns of different data sets of numbers. They use critical thinking skills in order to find the missing numbers in any given set. This lesson helps to develop the skill of number sense.
Curated OER
Domino Adding
Learners practice adding numbers to twelve. For this computation lesson, students construct paper domino patterns and play games in which they use the the dots on the dominoes to make addition problems.
Curated OER
Using Inverse Operations to Solve Equations
Fifth graders discover how to use inverse operations to solve equations. In this inverse operations lesson, 5th graders explore visual examples. Students also practice solving problems that their instructors model.
Curated OER
Polynomials
Ninth graders classify and solve polynomials. They use algebra tiles to add or subtract polynomials. Students solve the area of specific rectangles using algebra tiles. Students identify coefficients and classify polynomials.
Curated OER
Unifix Flash Cards
Third graders are asked how multiplication, division, addition and subtraction are related. After being read part of a book, they work together to build a model between addition and multiplication. To end the lesson, they write about...
Curated OER
Basic Sense
Fifth graders add fractions. After a class discussion on real life application of fractions, the teacher uses fractions strips to model adding fractions. In pairs, 5th graders model adding fractions by drawing diagrams. They justify...