Lesson Plan
Curated OER

Buying on Credit

For Teachers 8th - 12th
Explore using credit in this financial responsibility and math lesson. 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...
Lesson Plan
Illustrative Mathematics

How Many Cells Are in the Human Body?

For Teachers 9th - 11th Standards
Investigating the large numbers of science is the task in a simple but deep activity. Given a one-sentence problem set-up and some basic assumptions, the class sets off on an open-ended investigation that really gives some...
Lesson Plan
Curated OER

In the Ballpark

For Teachers 6th - 8th
Students practice estimation skills with the video series "Interactions: Real Math, Real Careers". They complete a hands-on activity for estimating large numbers.
Lesson Plan
Curated OER

One Hundred Things

For Teachers 1st - 4th
Learners practice estimating by handling items in groups of ten. They visualize how much space 100 items, such as pennies, peas, or beans, will take up after holding 10 of them. Learners measure the difference in volume between 10...
Lesson Plan
Curated OER

Estimating With Fractions

For Teachers 7th
Seventh graders, exploring methods to estimate fractions, take notes on estimating fractions, 7th graders write letters to explain the process of estimating fractions and mixed numbers to someone who does not know the concept. Students...
Lesson Plan
Curated OER

Calculating Perimeter and Area of Polygons

For Teachers 6th - 8th
Students discuss strategies for estimating information about various shapes. Once they draw and label four shapes with perimeters of 30 units, they calculate the areas of the figures. To complete the lesson, students offer written...
Lesson Plan
Curated OER

Estimating Solutions to Word Problems

For Teachers 4th
Fourth graders explore number sense by completing word problems in class. In this estimation lesson, 4th graders define terms such as sum, difference, estimate and best. Students complete estimating worksheets based on the concept of...
Lesson Plan
Curated OER

A Relatively Far Out Idea: Estimating

For Teachers 4th - 5th
Students investigate methods of estimating through cooperative group activities, hands-on activities, the use of tables and graphs and an interactive video.
Worksheet
Curated OER

Estimating With Decimals

For Students 4th - 8th
In this math instructional activity, students complete 14 problems where they estimate money amounts and multiplication products using numbers with decimals. Examples are provided in this well-designed instructional activity.
Worksheet
Curated OER

Revise Rounding to the Nearest Thousand

For Students 4th - 5th
In this rounding worksheet, students read about rounding, then round a set of 20 numbers to the nearest thousand. Answer included on page 2.
Lesson Plan
Curated OER

Estimation in Multiplication

For Teachers 6th - 7th
In this math worksheet, young scholars multiply single digit numbers by two and three digit numbers. Students estimate by rounding the largest number to its leading digit. Young scholars complete two word problems that illustrate...
Worksheet
Curated OER

Estimating

For Students 5th - 6th
In this estimating worksheet, students solve 6 different problems that include some form of estimation in each. First, they define estimate as a way to round their answers sensible and carry out the calculation by hand. Then, students...
Interactive
Curated OER

Estimating and Rounding-Pretest Questions

For Students 4th - 5th
In this estimating and rounding worksheet, students complete a set of 10 multiple choice questions. Students may click on a link for answers or to print page.
Interactive
Curated OER

Estimating Volume: Post Test

For Students 5th - 7th
In this estimating volume worksheet, students complete a set of 10 multiple choice questions, clicking on an answer link to view correct answers. Page is labeled as a "post test."
Worksheet
Curated OER

Estimating and Measuring Capacity: Millilitres And Litres

For Students 3rd - 4th
In this estimating and measuring worksheet, learners will estimate the capacity of 10 objects and record information in liters and milliliters. Then students will measure the actual capacity of these objects and record to complete a table.
Worksheet
Curated OER

Rounding Decimals to Tenths (A)

For Students 2nd - 3rd
In this mathematics activity, learners round the decimal numbers listed to the nearest tenth place. There are 60 problems to solve on the sheet.
Worksheet
Curated OER

Estimating Quotients

For Students 4th
In this estimating quotients worksheet, 4th graders estimate the quotient in 12 math problems and write the numbers they used on the lines provided.
Interactive
Curated OER

Practice Makes Perfect

For Students 2nd - 3rd
In this rounding numbers interactive worksheet, students practice their rounding skills. Students are given five problems where they are to round numbers. Students are timed, and scored immediately.
Worksheet
Curated OER

Estimating the Cost of Shopping

For Students 3rd - 4th
In this math worksheet, students choose 20 items from a shopping list that includes the price of each food. Students estimate the cost of the list and then figure out the actual cost.
Worksheet
Curated OER

Pence and Estimation

For Students 2nd - 4th
In this pence and estimation on line worksheet, students change the price of five toys to pence, estimate the price of four toys by rounding the prices to the nearest 10p and utilize estimation in eight number problems. Students check...
Worksheet
Curated OER

Round Each Number to the Nearest Thousand

For Students 2nd - 4th
In this rounding off instructional activity, students round off eight four-digit whole numbers to the nearest thousand. Students write their answers on the instructional activity.
Worksheet
Curated OER

Estimating the Mile Record

For Students 8th - 10th
In this estimating the mile record, students examine given data.  They use create a box-and-whisker plot to determine the upper and lower quartiles of the data.  This one-page activity contains 1 multi-step problems.
Worksheet
Curated OER

Quiz: 15 Estimating Fractions Sums and Differences

For Students 5th - 6th
In this estimating fraction sums and differences worksheet, students complete a total of 15 problems. Answers are included on page 2. Labeled as quiz but suitable for practice.
Worksheet
Curated OER

Practice Exam #03

For Students 6th - 12th
In this math review worksheet, students complete problems including simplifying, rounding, decimals, fractions, and more. Students complete 19 problems.

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