Curated OER
Number Line Math
Second graders use a number line to practice subtraction. For this subtraction lesson, 2nd graders use a number line to count backwards. Students participate in mad math activities and solve problems.
Curated OER
Ordering Fractions and Decimals
Students place fractions and decimals with unlike values in correct numerical order.
Curated OER
Addition and Subtraction, Multiplication and Division
Students must use their mathematical reasoning skills in order to make four math statements true by filling in the boxes with the correct digits. Addition, subtraction, multiplication, and division problems appear.
Curated OER
Ordering and Computing with Negative Fractions and Decimals
Seventh graders explore the concept of computing negative fractions and decimals. For this negative fractions and decimals lesson, 7th graders compare ordering positive fractions to ordering negative fractions. Students use mirrors to...
Charleston School District
Estimating Values of Expressions
You can't evaluate an irrational root expression without a calculator—or can you? Scholars estimate the value of roots within an expression to approximate the value of the expression. Expressions include a mix of square roots and whole...
Inside Mathematics
Printing Tickets
Determine the better deal. Pupils write the equation for the cost of printing tickets from different printers. They compare the costs graphically and algebraicaly to determine which printer has the best deal based upon the quantity of...
Curated OER
Inquiry Unit: Modeling Maximums and Minimums
Young mathematicians explore the maximun area for patio with the added complexity of finding the mimimum cost for construction. First, they maximize the area of a yard given a limited amount of fence and plot width v. area on a scatter...
Curated OER
Internet Measurement
Students become familiar with how to get information from the Internet. In this math and technology lesson plan, students measure objects on a measurement sheet found on a web site. They practice using a standard unit of measurement...
Curated OER
The Secret of the Crystal Ball
Eighth graders use mathematical expressions to solve problems. In this basic properties of operations, 8th graders use prior knowledge and logical reasoning to solve equations. Students analyze an equation by solving a trick problem to...
Curated OER
Fifty Dollar Word$
In this proving words have an exact value of $50 worksheet, students use the "Secret Coded Letter Values" to encode each word and use any math operation in any order or combination. Students encode 5 answers.
Curated OER
Matrix Multiplication
In this matrix multiplication instructional activity, 11th graders solve and complete 8 different problems that include a number of steps in an activity. First, they use the matrix illustrated to respond to various questions referring to...
Curated OER
Real Number System Graduated Bowl Activity
Eighth graders determine which numbers are rational numbers. In this number lesson students answer a series of questions related to natural and whole numbers as well as integers and rational numbers. Students work cooperatively in groups.
Curated OER
Systems of Equations in Space Science
In this system of equations worksheet, students solve 2 problems by creating a system of equations for each problem in order to determine the average intensity of flares from the sun and the average power from a satellite transponder.
Curated OER
T-Shirt Lettering
Learners determine the cost of a t-shirt using a variety of mathematical operations to solve problems. Then they use a spreadsheet to calculate the cost of lettering a t-shirt and display this information in a graph.
Curated OER
Grade 1: More Land or Water?
First graders listen as the teacher reads a story involving cross-continent traveling. Students collect a random sample by tossing an inflatable globe and recording whether they touch land or water each time they catch the globe in order...
Curated OER
Grade 5: Multiple Towers
Fifth graders use interlocking cubes to build towers to represent factors of numbers and place the towers in the appropriate places on a Tower chart in order to look for patterns. They work in partner groups, and finish by writing...
Curated OER
Hamburger Lesson
Students examine fractions in this instructional activity. They practice with how to reduce and perform operations on fractions.
Curated OER
Twist and Check Times Tables
For this math worksheet, students look for the solutions to the multiplication tables and use the game cards to complete the problems.
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Fact Families
Students explore fact families. In this multiplication instructional activity, students use a multiplication table to find the answers to several multiplication equations. Students form fact families from each completed equation.
Curated OER
Problem Solving
This problem-solving PowerPoint includes detailed steps to follow when solving a math story problem. Each slide describes and gives an example of what a student should ask himself and/or what particular strategy would work in order to...
Curated OER
A Tough Nut to Crack
Children, based on a set of criteria, evaluate the quality of pecans. They research recorded history of pecan trees as well as how their seeds moved across western Missouri into southeastern Kansas, Oklahoma, Texas and Mexico. In...
Curated OER
Add It Up
First graders engage in a lesson that gives the research basis for the use of manipulatives for the basic operations in mathematics. They use the variety of tools to solve basic problems. The lesson has valuable resource links for the...
Curated OER
Fractions and Ribbons
Sixth graders explore using inverse operations to solve decimal and fraction problems. In this decimal and fraction lesson, 6th graders prepare ribbon for a part and need to cut it in equal lengths. Students analyze the problem.
Curated OER
Technobiz
Students examine candy preferences to create a plan in order to improve candy sales. In this technobiz lesson, students build spreadsheet and organizational skills by graphing and calculating data. Students are introduced to terminology...