Curated OER
Making Change
Second graders explore how to incorporate a new type of technology, the cash register and/or a calculator, as a motivational tool for solving real life problems. They practice estimating money and counting back change from $20.00.
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Decimal word problems
For this decimals worksheet, students complete word problems having to do with decimals up to 4 digit numbers. Students complete 10 multiple choice problems.
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Decimal Fractions
Students use rounding and compensating with whole numbers and explain how to use the empty number line to show additions and subtractions. They round and compensate in relation to decimal subtraction
Background
Teach Engineering
About Accuracy and Approximation
How accurate are robots? Groups draw lines by moving robots backwards and forwards by one rotation of the wheels. Using the appropriate formula, they determine the percent error in the length of the lines in relation to the calculated...
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What a Square
Students examine the painting "Old Man With A Gold Chain" by Rembrandt. They identify geometric shapes in the painting, measure these shapes and compare the relationships of these measurements.
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Decimal Place Value Chart
In this decimal place value chart worksheet, students work independently to fill in the blanks on the chart so that the numbers equal out correctly and the missing words are stated correctly.
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Let's Go Shopping with $500
Third graders use a worksheet to budget a five-hundred dollar shopping spree. They select goods to purchase, figure totals and then calculate discounts and sales tax. They compare results to determine who purchased the most for his or...
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Book Title: You Can’t Buy a Dinosaur with a Dime
Young scholars explore the concepts of multiple digit addition and subtraction. In this addition and subtraction lesson, students read the book You Can’t Buy a Dinosaur with a Dime and then discuss methods for solving a particular math...
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Introduction to Fractions
Fourth graders break into groups having 10 come to the front and figure out the fraction of students are wearing jeans, glasses, have brown hair, etc. They write the fraction together. Each student then makes a picture and be able to...
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Spending Spree
Students collect objects to use in a classroom store. In groups, they must place a value on each object and take turns spending their fake dollar in the store. They predict how much they can buy and use addition and subtraction to...
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Computing Costs
Seventh graders calculate the out-of-pocket money needed to purchase a discounted item taxed at a certain percentage of sales tax.
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Claire Damarodas
Fifth graders examine how sugars may be listed as an ingredient in various ways. E.g. Many of the words end in -ose (ex. Sucrose, dextrose, maltose)
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High School Mathematics Problems from Alaska: Predicting Plant Coverage
Students participate in simulation as they examine vegetation in a square meter land plot. Students construct charts and a key to make predicitons about other land plots.
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Buying a Car
Students complete the PLATO ¿¿ Educational Software lesson plan: Math Problem Solving: Car Costs to determine if he/she can afford to drive the car they are planning to buy.
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Fraction Dominoes
Fourth graders participate in a math game that involves practicing their equivalent fraction skills in the advanced multiplication stage seven. They assess their ability skills of equivalent fractions to match twenty seven dominoes on...
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Jobs and Salaries
In this economics worksheet, students look for the budgets and go through the practical activities of maintaining a monthly expense sheet.
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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
Marshmallows
Third graders estimate the volume and mass of one marshmallow using appropriate standard units. They design and carry out an investigation to find the average of volume/mass of one marshmallow.
Better Lesson
Better Lesson: College Project Wrap Up
What have middle schoolers learned about college? What questions do they still have? Students work on wrapping up and reflecting on the College Project while tackling math problems. This instructional activity includes a detailed plan,...
BBC
Bb Ci: Review Significant Digits
BBCi presents a test prep review ("revision") section on significant digits and on approximating an answer by rounding in order to work with an easy number. Click on "Test Bite," on the last page to get an interactive quiz.
Calculator Soup
Calculator Soup: Rounding Numbers Calculator
Rounding calculator teaches how to round numbers up or down to any decimal place. Choose ones to round a number to the nearest dollar. Choose hundredths to round an amount to the nearest cent.
Hopelink
Hopelink: Teaching Percentages
Students can brush up on percentage skills with this lesson and calculate percentages using the "Percent Tricks method." For students to successfully use this method, they must have the ability to multiply and divide whole numbers.
Fun Brain
Fun Brain: Place Value Puzzler
An engaging and fast-paced game from FunBrain, where players activate their knowledge of place value and rounding. Numbers range in difficulty from easy to hard. However, for those who are up for a more serious challenge, there's also a...