University of Wisconsin
Sizing a Rain Garden
Most appropriate if you are applying the entire unit to build a rain garden at your school, this installment involves calculating the area that will drain into it. Your garden planners will need data from previous lessons, so this one...
Curated OER
Discount and Sales Price
One of the most practical ways to teach about percentages is to use the real-life example of "sale" or "discount" pricing. This presentation poses many of these type of problems for young mathematicians who are trying to master the...
Curated OER
Taxes and Sales
Collaborative discussions around this retail store problem will be taxing. Calculating discount and tax and the order of the operations are used to motivate an opportunity for learners to make a convincing argument using algebraic...
Curated OER
What's on Sale?
Students explore sale items. In this money and percent math lesson, students work in groups to locate food ads in the newspaper. Students identify sales and calculate final prices using percentage discounts. Students complete a math...
EngageNY
The General Multiplication Rule
In the first installment of a 21-part module, scholars build on previous understandings of probability to develop the multiplication rule for independent and dependent events. They use the rule to solve contextual problems.
Curated OER
Multiplication Magic
Investigate multiplication problem solving strategies by working with base 10 blocks. Learners decompose problems with a Merlin the Magician theme. Multiple resources are provided.
Curated OER
Multiplication and Areas
Upper graders solve problems involving measurement of squares and rectangles to practice multiplication skills, finding area, and calculating prices and percentages. A performance assessment is included.
Curated OER
Multiplying Mixed Numbers
Multiplying mixed numbers is a difficult process. This presentation does a good job of clearly and simply demonstrating the basics of making this type of calculation. After being coached on how to do it, learners follow along with each...
Illustrative Mathematics
Reasoning about Multiplication
In critiquing someone else's theory, learners share insight into their own understanding of mathematical concepts. Fifth graders will explore the notion that products are always larger than their factors. While this statement is true the...
Curated OER
Buying on Credit
Explore using credit in this financial responsibility and math activity. Learn to identify the acronym of "PRT" as Principle x Rate x Time, then calculate interest based on this formula. Do some real-world problem solving and choose...
Curated OER
Spooky Spiders-- Multiplication
In this math/cooking worksheet, students learn to multiply while figuring our how many of each ingredient for spooky spiders will be needed for a class cooking project. Students draw pictures and calculate amounts for the pretzels,...
Teacher Created Resources
How to Calculate Discounts and Sales
Teach discounts and sales with a straightforward worksheet. After reviewing the concept, pupils solve word problems related to dollars and percentages. The second half of the sheet prompts learners to continue solving problems related to...
Curated OER
Calculator Game: 3s Times Tables
In this calculator game worksheet, students play a game with multiplication by 3. Students take turns choosing a number in the square and entering a number on the calculator that they think will produce the number in the square when...
Curated OER
Calculator Spelling
Sixth graders practice creating and solving number sentences on a calculator. They interact with number facts, their properties, algorithms and estimation. Each student recognizes inverse relationships of addition, subtraction,...
Curated OER
Introducing Powers and Models II: Multiplication Rummy
Students practice their multiplication table using a game to increase speed and accuracy. In this multiplication activity, students distribute 5 random number cards to each player (2-5 players) and they "play" if their hand includes 3...
Curated OER
Multiplication Tables Using Microsoft Excel
Eighth graders are introduced to Microsoft Excel as a computer application software program. They create multiplication tables in Microsoft Excel. Students work in small groups. They discuss the $ (anchor) function in Microsoft Excel.
EngageNY
Matrix Arithmetic in Its Own Right
Matrix multiplication can seem random to pupils. Here's a instructional activity that uses a real-life example situation to reinforce the purpose of matrix multiplication. Learners discover how to multiply matrices and relate the process...
EngageNY
Why Were Logarithms Developed?
Show your class how people calculated complex math problems in the old days. Scholars take a trip back to the days without calculators in the 15th installment of a 35-part module. They use logarithms to determine products of numbers and...
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.
Noyce Foundation
Rabbit Costumes
How many rabbit costumes can be made? This is the focus question of an activity that requires scholars to use multiplication and division of fractions to solve a real-world problem. They determine the amount of fabric necessary for eight...
EngageNY
Exploiting the Connection to Cartesian Coordinates
Multiplication in polar form is nice and neat—that is not the case for coordinate representation. Multiplication by a complex number results in a dilation and a rotation in the plane. The formulas to show the dilation and rotation are...
District 158
Plan an Adventure
For kids, taking a vacation is all fun and games, but after completing this pre-algebra project, they'll have a whole new appreciation for the planning that makes these trips possible. Given a budget of $5,000 to spend on purchasing the...
Noyce Foundation
Mixing Paints
Let's paint the town equal parts yellow and violet, or simply brown. Pupils calculate the amount of blue and red paint needed to make six quarts of brown paint. Individuals then explain how they determined the percentage of the brown...
Mathed Up!
Estimation
Reinforce estimation and the four operations—addition, subtraction, multiplication, and division—with eight page, 15 problem independent practice exercise.