5280 Math
Integer Interpreter
Can you add variables if you don't know their value? Using an empty number line, scholars first locate the position of the difference, sum, product, and quotient of two unknown integers. Later problems mix operations as well as add...
Achieve
Ground Beef
Ever wonder how a butcher creates the different types of ground beef? Young mathematicians explore the methods butchers use to create their desired ground beef quality. Given a combination of two types of meat with varying...
Curated OER
Multiplying Decimals and Mixed Numbers
Students multiply decimals and/or mixed numbers. They explore the effects of multiplying decimals and mixed numbers. They practice estimating answers when a number is multiplied by a decimal or mixed number.
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
Drinking Juice
Pictures, number lines, decimal equivalents, or Cuisenaire rods can be used to show insight into the meaning of multiplying fractions.Here, Alisa drinks 3/4 of 1/2 liter of juice. To find the total volume of the juice that Alisa...
Curated OER
Coconut and Chocolate Chip Passover Macaroons
Recipies are a natural medium for using fractions in real-world problems. This delicious activity has learners adapting the ingredients for coconut and chocolate chip macaroons, a Passover treat, for fewer and more cookies than the...
Curated OER
Money: Count Pennies, Save a Dollar
Students determine how to make the largest sum of money using the least amount of coins. In this mixed currency instructional activity, students listen to a reading of If You Made a Million by David M. Schwartz before participating in...
Curated OER
Birdseed Mining
Students explore the meaning of mining. In this Science/Math lesson, students engage in a small group activity to sort and calculate the value of seeds/beads. Additionally, they are made aware of environmental damages which will...
Curated OER
Fractions
Students solve problems with fractions without using a calculator. In this algebra lesson, students practice reducing, converting, adding, subtracting and multiplying fractions. They apply the use of fractions to the real world.
Curated OER
Recycling
Students relate recycling to waste reduction. In this science lesson, students talk about the environment and how recycling certain natural resources actually saves on energy. They also discuss what type of recycling causes...
Curated OER
Ratio
Students calculate the ratio and apply it to construction. In this geometry instructional activity, students convert between different units and use decimals and fractions interchangeable. They find the fraction of a given amount...
Curated OER
How much is a movie worth?
Students discover how much a movie is worth. They use decimals and percentages greater than 100 to complete this activity.
Curated OER
Literal Equations
High schoolers explore Literal Equations. In this literal equations lesson, students use the Internet to connect to links and solve linear equations. High schoolers investigate, analyze and record their findings on various activity...