Curated OER
Checking Addition and Subtraction by Estimation
In this mathematics worksheet, students solve various equations using different methods. They estimate each answer by checking the additions and subtractions given for each. Then, students write in the decision column wither definitely...
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What is the Average Height of Your Class?
In this statistics lesson plan, learners use an on-line form generator create a class-specific form, then complete the form, view a graph and data analysis, and draw conclusions.
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Calories in a sports drink
How much can a company round numbers without being misleading? Learners investigate the accuracy of claims made by a sports drink company. Teachers could easily modify the activity by bringing in their own beverage bottles, or by taking...
Illustrative Mathematics
Why Randomize?
Your statisticians draw several samplings from the same data set, some randomized and some not, and consider the distribution of the sample means of the two different types of samplings. The exercise demonstrates that non-random samples...
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...
101 Questions
Travel Times
It's just a sign of the times. Given a billboard with distances and travel times to two different interstate highway junctions, learners determine the speed limit. They must incorporate the concepts of distance, rate, and time with that...
Curated OER
Subtracting Whole Numbers and Decimals
In this math worksheet, students learn to subtract whole numbers and decimals. Students are given step by step directions on how to solve one sample problem, then complete 5 examples on their own. Example: 6.57 - 3.28. There is...
Curated OER
Tricky Triangles
Third graders engage in a lesson plan that is concerned with the playing of a Trick Triangle Game while focusing upon developing skills of addition, subtraction, multiplication, and division. They play the game and practice rounding of...
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Measurement
Second graders practice measuring and estimating the length of two objects. They answer questions related to these topics and then work together in parts to complete a worksheet.
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Charting Attendance Rate of Busch Gardens
Sixth graders, in groups, are given different parts of the whole project. They use information from Busch Gardens to explore line graphs, averages, and other math vocabulary.
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Parallax
Students discover how astronomers used the diameter of the Earth's orbit around the Sun as a baseline for estimating the distance of some stars, and the meaning of "Parsec" and "light year."
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Geography: Snow Cover on the Continents
Learners create maps of snow cover for each continent by conducting Internet research. After estimating the percentage of continental snow cover, they present their findings in letters, brochures or Powerpoint presentations.
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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
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Units of Measure
In this metric units of measurement worksheet, students read information about estimating lengths and masses, then solve 65 problems. Sample problems with solutions are included.
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How Hot Is It?
Fourth graders practice estimating temperatures. They practice in Celsius and Fahrenheit.
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Map Studies - Estimate And Measure Distance
First graders explore estimating and measuring distances. They analyze and discuss a map of New York State, make estimations, measure distances using yarn, and calculate total distances between cities on the map.
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Measuring Different Surfaces
Fourth graders investigate measurement of linear and curved surfaces. In this math lesson, 4th graders discuss how to measure curved surfaces and work with a partner to measure various curved surfaces.
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ESTIMATION
Students practice estimating and counting and using a ruler to measure distance.
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Best Guesser
Fifth graders develop strategies for estimating ages, and illustrate results by graphing and interpreting scatter plots to compare x and y coordinates.
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Assessing the Physical World
Students practice using a different type of measurement each day. They complete data sheets to record their information. They practice estimating the weight of an object as well.
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Simply Similar at Sea: Simple Triangles
Tenth graders answer a variety of problems based on similar triangle and learn about the rule of thumb. They will test the rule of thumb by estimating the distance to an object in the classroom.
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Concept: Percent ... A Special Fraction
In this percent worksheet, young scholars review and study what percent means, what percent strips are, making sense of percents and estimating percents. Students complete ten word problems.
Curated OER
Thank You... Thomas Edison!
Students investigate the life of Thomas Edison. They research how he made a difference. They understand that accurate data collection is important for math. They create a chart using spreadsheet data.
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Easy Estimation
Students use estimation as a math strategy. Students estimate the number of small snacks that are presented to them. Students count the snack items after they have estimated how many there are, before the class snack on a daily basis.
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