Curated OER
Making Rectangles
Students study rectangles. In this math activity, students use numbers, measurements and geometry to draw rectangles of varying sizes.
Curated OER
Fact Families
Fifth graders explore fact families. They solve simple math problems. Students determine which mathematical property is used to solve the given problem. They are given five minutes to complete as many mathematical facts as possible.
Curated OER
Fraction Card Shark
Second graders explain the relative size of fractions using symbolic and concrete representations. Groups of four students play a game which uses cards and unifix cubes. The game helps them get a visual understanding for the 'size' of...
Curated OER
Cherries Are Positive, Lemons Are Negative- Part 2
Third graders, in groups, subtract integers by following Cherries are Positive, Lemons are Negative. They discover the rules for subtracting integers by using cherry heads and lemon heads.
Curated OER
Parting Ways
Students become part of the solution as they practice figuring percents. The number of men versus women present in the room and their heights can be used to form the basis of this investigation.
Curated OER
Buying My First Car
Students pretend they are about to buy their first new car. They must do all the calculations necessary to estimate the cost of purchasing the car. They see that the math they learn in school really does have real-life applications.
Curated OER
Words, Words, Words
Second graders choose estimation strategies in real-world problem situations and explain the choice. They work in groups of five using three different estimation methods to find out how many words are on a page of text.
Curated OER
Mammoth Sunflower Problem
Students discuss the directions on a package of seeds. They open the package, count the seeds, and determine the planting requirements for the seeds.
Curated OER
My Dogs
Students use the properties of multiplication to solve problems. They recall the basic multiplication facts as well as write and solve problems that involve whole numbers.
Curated OER
Math Vocabulary Fill-In Puzzle
In this math vocabulary puzzle, students use a set of definition clues given to solve a crossword puzzle. A reference web site is given for additional activities.
Curated OER
Math: How Many Ways Can You Find the Middle?
Twelfth graders find the mean, median, and modes of stacks of Lego blocks, They search in newspapers for real life applications of them. They present oral reports on what they have learned.
Curated OER
Time For Breakfast
This unit encourages students to assess the validity of a set of statements and then plan and carry out investigations to find out whether the statements are true. Students then carry out statistical investigations of their own.
Curated OER
Make a Zoo
In this unit students work in groups to find out about an endangered animal species. They design a zoo enclosure for the animal and build a scale model. Together the class constructs a zoo! In the process of planning and building the zoo...
Curated OER
Football Statistics
In this math activity, students examine the statistical information as provided in the graphic organizer and calculate the other values.
Better Lesson
Better Lesson: Dividing With Decimals Day 2
Where does the decimal point go in the quotient? Students use estimation and number sense skills to work on dividing with decimals.
Better Lesson
Better Lesson: Dividing With Decimals
How can you split $27 equally between 4 people? Students apply what they know about division to divide with whole numbers and decimals.
Better Lesson
Better Lesson: Dividing With Decimals Day 3
How do you divide decimals by decimals? How can your estimation and number sense skills help you? Students work on answering these questions as they continue their work with dividing decimals.
McGraw Hill
Glencoe: Self Check Quizzes Multiplying and Dividing With Decimals
Students are assessed on decimal multiplication and division skills. Hints and solutions are provided in this self-checking quiz.
McGraw Hill
Glencoe: Self Check Quizzes 1 Dividing by Decimals
Use Glencoe's randomly generated self-checking quiz to test your knowledge of dividing by decimals. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It"...
Math Drills
Math Drills: Decimals Worksheets
Download these worksheets to sharpen your skills working with decimals. Sheets focus on rounding decimals, expanded form, comparing decimals, converting decimals, adding, subtracting, multiplying, and dividing decimals, and order of...
AAA Math
Aaa Math: Dividing Decimals Expanation and Exercises
This site may be used as a tutorial for students who did not understand or have forgotten how to divide numbers with decimals. The site gives an example of how it is done and offers a game of dividing decimal numbers that is timed and...
Better Lesson
Better Lesson: Dividing Decimals by Decimals
Dividing with decimals is a life skill used to figure out gas mileage and unit rates.
Cool Math
Coolmath: Decimals How to Divide a Decimal by a Whole Number
See how dividing with decimals works similarly to regular long division.