West Contra Costa Unified School District
Divisibility Rules Justified
How do you know if a number is divisible? Instructors first prove the divisibility rules for three and four and then class members use this modeling to prove given divisibility rules for eight and nine either individually or in groups.
Education Development Center
Absolute Value Reasoning
Teach solving absolute value inequalities through inquiry. Groups use their knowledge of absolute value and solving inequalities to find a solution set to an absolute value inequality. Working collaboratively encourages discussion,...
Illustrative Mathematics
Dan’s Division Strategy
Can Dan make a conjecture about dividing fractions with the same denominators? That is what your scholars are to determine. They must show that if the statement is true, they understand how the quantities were determined, and how the...
PBS
Garden Grade 6 Area and Perimeter
Engage young mathematicians in applying their knowledge of area and perimeter with a fun geometry lesson. Through a series of problem solving exercises, children use their math knowledge to design different-sized garden plots that meet...
Noyce Foundation
Sewing
Sew up your unit on operations with decimals using this assessment task. Young mathematicians use given rules to determine the amount of fabric they need to sew a pair of pants. They must also fill in a partially complete bill for...
Virginia Department of Education
Balanced
Bring balance to your lesson plans with an activity that asks individuals to solve one-step linear equations with inverse operations. Balance scales help learners understand the concept of isolating the variable.
Pennsylvania Department of Education
Fractional Parts Using an Area Model
Learners explore multiplying fractions and their relationship to parts of a whole. They draw and shade fractional parts to show parts of a whole and fractional parts of a fraction. Pupils also use an Internet site for interactive practice.
Shodor Education Foundation
Spy Game
Turn students into detectives as they decipher encrypted messages. Introduce your class to modular arithmetic and have a little fun encrypting and decoding secret messages. The activity does not hit many content standards, but would be...
Curated OER
Fractions, Decimals and Percents
Students investigate the differences when using decimals, fractions, and percents. They focus on the process of using them in real problems and how to convert them from one form to another.
Curated OER
60-30-10
Learners use ratios and proportions to represent quantitative relationships as they investigate the concept of how percentages are used by designers. Students decorate the same room using three different percentages of colors.
Curated OER
Fractions and Ribbons
Sixth graders explore using inverse operations to solve decimal and fraction problems. In this decimal and fraction instructional activity, 6th graders prepare ribbon for a part and need to cut it in equal lengths. Students analyze the...
Curated OER
Hollywood's Top Ten
Students gather data on top 10 highest grossing movies, and make a bar graph and a pictogram.
Curated OER
Working with Integers
In this integers activity, students compare the pairs of integers and mark either less than or greater than to show which number is greater. The first two are done for the students. The second part of the activity asks the students to...
Curated OER
Adding and Subtracting Integers
In this addition and subtraction activity, students find the sums and differences of positive and negative numbers. Students solve thirteen problems.
Curated OER
Lucky 7s
This helpful lesson explores the probability in tossing a coin and throwing dice. Specifically, it looks at the probability of getting numbers that are significant to the game of craps, assuming that once the math is understood, most...
Curated OER
A McTrip Back In Time
Students pretend they are time-travellers and travel back to 1954 to a McDonald's Restaurant to see how prices have changed. They need to add and subtract money with regrouping.
Alabama Learning Exchange
Battle to the Death: Adding Integers
Young scholars explore the concept of adding integers. In this adding integers lesson, students simulate the battle of the 300 spartans at Thermopylae. Young scholars use colored game pieces to represent positive and negative numbers. ...
Curated OER
Fraction Clue Box
Students distinguish between proper and improper fractions. They create a "Character Clue Box" that represents a fraction. Fractions are picked from a hat and then groups go outside and search for items that represent their fraction....
Curated OER
Fraction Review
In this fractions learning exercise, learners put fractions into their simplest form, write as improper fractions, add and subtract, estimate amounts, and more. They complete 31 problems.
Curated OER
Using Integers to Show Differences
In this integer worksheet, students use integers to show differences in temperatures by solving 7 short word problems. They find the differences in 7 more equations.
Curated OER
Using Integers To Show Differences
In this working with integers learning exercise, students determine the change in temperature in each of 8 problems using integers. They use an integer line to find the differences in 5 problems.
Curated OER
Tangram Fractions
Students explore tangram puzzles. In this tangram fraction lesson, students read Grandfather Tang and then practice solving tangram puzzles. Students identify fractions of the pieces of the tangram puzzles and then create a design using...
Helping with Math
#5: Addition & Subtraction Equations (1 of 2)
Single-step addition or subtraction operations are applied in order to solve these 12 simple equations. An answer key is available, not so much for you, but perhaps to be used by learners as a self-correction tool. Note that the...
Helping with Math
#9: Solving Equations (1 of 2)
Twelve very simple equations are presented for learners to solve. What is the value of x? What is the value of n? Individuals apply operations to find the answers. You will find the final answers by clicking on the appropriate box at the...
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