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Models and Algorithms to Solve Multiplication Problems
Students choose the correct strategy to solve multiplication and division. In this algorithm lesson, students use at least two strategies that use properties of operations and estimation. Students also recognize the relationship between...
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Estimating and Rounding-Pretest Questions
In this estimating and rounding activity, students complete a set of 10 multiple choice questions. Students may click on a link for answers or to print page.
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Applying Estimation in real Life Situations
Fifth graders explore number sense by participating in role-playing activities. In this estimation lesson, 5th graders discuss reasons for estimating amounts in life and read the book Betcha. Students complete a real life estimation...
Pennsylvania Department of Education
Adding Common Fractions
Fourth graders estimate various measurements. In this instructional activity on measurement, 4th graders estimate the length and mass of multiple objects. Students discuss the difference between a guess and a reasonable estimate and...
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Travel Time
Students use a migration map to estimate the distance traveled by a bird while migrating south. After calculating accurate estimates of the distance traveled, students compare the distances traveled with the amount of time elapsed.
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How Many Critters Live Here? Estimating Wildlife Populations.
Students examine how wildlife biologists estimate the population of particular species. They work on map construction and population sampling. They use sampling to estimate the population of spiders in a study area or a forest.
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Science: Entomology in Action
Students discover how coroners use insect life cycles to estimate the time of death in cases. they describe how forensic entomologists combine environmental factors with insect life cycles to note the changes. Students examine an...
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The Librarian Who Measured The Earth
Students use small objects as a unit of measurement for larger objects. Working in small groups, they measure the circumference of smaller spheres and estimate the circumference of larger spheres using these measurements. Students...
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Proportionality: The X-Plane Generation
Young scholars meet NASA researchers who describe the relationship between force, energy and motion. They discuss how NASA's experimental X-plane is being tested to make space travel more reliable and show how proportionality and ratios...
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Easy Estimating
In this estimation worksheet, students use a small snack food to complete 9 estimation activities. They describe the item they are estimating, make a first estimate, use more information, make a second estimate, acquire more information...
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Worksheet 8: Absolute Percentage Error
In this absolute percentage error worksheet, students estimate the maximum absolute error in computing the volume and area of a cube or a sphere. They use differentials to estimate the value of roots. This one-page worksheet contains...
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Worksheet 2: Evaluating Functions
In this function activity, students evaluate sums, estimate the area of the region between graphs, estimate the volume of a hemisphere, and use subintervals and the limit definition integrals to evaluate functions. This two page activity...
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Quiz 9: Newton's Method
In this Newton's method instructional activity, students estimate the value of a solution and use a differential to estimate the value of a root. This one-page instructional activity contains two problems.
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Further Rounding
In this rounding off instructional activity, students determine if 8 statements could be rounded off to the nearest ten, hundred, thousand, ten thousand, hundred thousand or million. Students draw and complete a table of 5 numbers,...
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Estimating
In this math estimating to the nearest thousand worksheet, students use their math skills to round 10 numbers to the nearest thousand.
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Estimating
In this math estimating to the nearest thousand worksheet, learners use their math skills to round 10 numbers to the nearest hundred.
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Importance of Estimation
Young scholars discover the ability to estimate based on viewing photographs of objects. In this number sense lesson, students view photographs of numerous objects in which they must train their eyes to create an educated guess of how...
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Estimation
Learners estimate time and amounts when counting is not realistic or feasible. For this estimation lesson, students estimate time or amounts. This lesson includes two video clips on estimation and a worksheet for independent practice.
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Sizing Up Spout
Students estimate heights and lengths of objects. In this measurement lesson, students estimate the length and height of various objects using non-traditional tools of measurement. This lesson also includes a video clip on measurement.
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Quiz: 15 Estimating Fractions Sums and Differences
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.
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Estimation Skills
Learners use a balance scale with beans or seeds to estimate how many of them would weigh as much as a teddy bear counter. In this estimation lesson plan, students hold items to estimate.
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The Statistics Sampler
Students define sample, describe a random sample, and discuss what compromises a sample. They determine a sample size to estimate a population characteristic with confidence.
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The Right Time
Students compute and estimate using mental mathematics, paper-and-pencil methods, calculators, and computers. They measure and compare quantities using appropriate units, instruments and methods. They utilize worksheets imbedded in this...
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Building Budgets
Students explore New York City's bid to host the 2012 Olympic Games. They estimate budget allocations for such a proposal while practicing the calculation of percentages.
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