Curated OER
Relating Division and Subtraction
Third graders relate the process of division to subtracting equal groups. Through guided practice and teacher demonstration, they complete division problems using a subtraction method. Students complete problems independently for...
Curated OER
Dividing By 3 and 4
Third graders are introduced to how to divide by 3 and 4. They are told that are going to use the same procedures as they did on yesterday, except with new divisors. Students turn their attention to the Paddle Problem on page 206 of...
Curated OER
Single Digit Addition Facts
In this addition instructional activity, students solve 20 problems in which single digit numbers are added. These are basic addition facts in vertical format.
Curated OER
Measuring to the Nearest Inch
Third graders use whole numbers and fractions to make connections between abstractions of the mathematical world and the real world. In this fractions and measurement lesson, 3rd graders identify, quantify groups , and measure distances....
Curated OER
Number Patterns
Second graders identify number patterns. In this number instructional activity, 2nd graders find the rule or pattern in a group of numbers and continue the pattern using the rule. They create their own number pattern by making their own...
Curated OER
The Number Toolbox: Word Search
In this numbers word search instructional activity, students find a set of 23 numbers and operations related words in a word find puzzle. A reference web site is given for additional activities.
Curated OER
More Pizzas and Things
Students are introduced to the problem by playing a guessing game of "I am a number, which is half of 6 and 6, what am I?" They explain their answers and see if anyone else had an alternate solution checking for reasonableness.
Curated OER
Addition of Signed Numbers I
In this addition worksheet, pupils add positive and negative integers and decimal numbers. All equations, except one, contain at least one negative integer. Students must determine the appropriate operation based upon the signed numbers...
Curated OER
College Prep Algebra, Signed Numbers
In this algebra worksheet, students solve equations with signed numbers. Of the 50 problems, 5 involve fractions and 10 have exponents. The remaining 35 problems involve operations with integers.
Curated OER
Train Skip Counting: Count by 2s
Skip counting builds number sense and prepares learners for multiplication. Intended for use with Autistic children, but appropriate for anyone, this learning exercise provides a way to practice counting by 2s. There are 6 trains, the...
Illustrative Mathematics
Making Cookies
Hooray for chocolate chip cookies! Ask your mathematicians to triple a chocolate chip cookie recipe and then reduce the recipe by one-fourth. Your class may need two days to complete, tripling the recipe the first day and reducing the...
Curated OER
Over Baking Fractions
In the over baking fractions, learners add mixed fractions, multiply decimals,, and use the order of operations to solve multi-step problems. They evaluate six problems involving mixed fractions and decimals.
Curated OER
Array Picture Cards
Arrays are a visual way to practice multiplication and division. Using one of these twelve array picture cards, learners write a multiplication word problem describing what they see. After also recording a multiplication number sentence,...
Lessonplans Blog Spot
Butterfly Fun
In this addition and subtraction worksheet, students solve a set of nine two-digit addition and subtraction problems. Once finished computing, they color spaces with even-numbered answers blue and odd-numbered answers purple, then color...
Curated OER
Aldridge Sawmill -- The Story in Numbers
Seventh graders view a recent transparency of the average rainfall zones of the state of Texas. Using another transparency, they identify the Piney Woods subregion of the Gulf Coastal Plain and locate national forests and sawmills. ...
Consumers Energy
The Cost of Electricity
How much is your toaster costing you every day? Young environmentalists calculate the monetary costs of household appliances based on their average consumption of wattage.
Kent State University
How Does that Work?
Sixth and seventh graders explore algebra word problems. They work with a partner to solve word problems distributed by e-mail. Learners simplify mathematical expressions following a "think aloud" algebra strategy modeled by the teacher....
Curated OER
Follow That Sign! A Review in Using Appropriate Mathematical Symbols
Kids gain a deeper understanding of mathematical symbols, by playing an interactive game using flash cards. They complete an attached Missing Symbols Worksheet, flash card and an assessment are also included.
EngageNY
Equivalent Rational Expressions
Rational expressions are just fancy fractions! Pupils apply fractions concepts to rational expressions. They find equivalent expressions by simplifying rational expressions using factoring. They include limits to the domain of the...
Curated OER
Patterns in Pascal's Triangle
Students examine the patterns in Pascal's Triangle. For this recognizing lesson, students view a model of Pascal's Triangle and describe the patterns of the multiples. Students identify the shapes that are made within Pascal's Triangle.
Alabama Learning Exchange
Comparing Fuel Economy
Compute fuel economy and gas mileage. Why? So you can teach rates and ratios, of course! Middle schoolers calculate the rate of miles per gallon for various vehicles. They research each vehicle, its mileage per gallon, and cost per...
Curated OER
Real-Life Problems
When did math become so relevant? Scholars choose from four operations to solve five word problems dealing with money and measurements. They show their work in a designated space, and must include units in their answers. Learners work...
Curated OER
The Battle for Ultimate Power
Students gain an understanding of how the powers of 10 and scientific notation can be used to represent the scale of things in the universe. They relate the number of stars in the universe to the number of grains of sand on Earth's beaches.
Curated OER
Is That Your Final Answer?
This unit on integers includes a pre-test, a post-test, four spreadsheets, and links to an interactive web-site to support the learning of integer operations. Access to computers and the Internet are imperative to this unit. The lessons...