Curated OER
Estimation 2: Sum and Difference
In this estimation worksheet, students mentally solve eight multiple choice problems involving addition and subtraction. They arrive at their answers through the process of using compatible numbers or rounding. Students read story...
Curated OER
Estimation
In this elementary math worksheet, students find the estimated values to solve the 10 word problems using the multiple choice format.
Curated OER
Reasonableness
In this math worksheet, students work through word problems and select the correct answer from possible multiple choice responses. They identify the difference between less than and more than, and in between. Students also estimate to...
Curated OER
Rounding and Estimating
Fourth graders complete math problems through rounding and estimating. They visit a given website where students select answers to increasingly harder problems. Students complete quizzes to estimation problems. Afterwards, they...
Curated OER
How Close Can You Get? Estimating
Students work collaboratively to determine how many crackers are in a large container. They then view a video to see how often people use estimation in their jobs, and another video to watch students work on figuring out appropriate...
Curated OER
Peer Pressure
Sixth graders make estimations, calculations, and to collaborate with other students to solve a problem. It also teaches valuable refusal skills to combat negative peer pressure and provides students an opportunity to role play. ...
Curated OER
Proportionality: The X-Plane Generation
Students 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 are...
Curated OER
Guess Your Best
Young scholars discuss situations when it is useful to know exact weight of object as opposed to estimated weight, estimate weight of various items, weigh them on scale using ounces and pounds, and compare their weights on Guess Your...
Curated OER
Jelly Belly: What a Wonderful "Bean"!
Learners explore how jelly beans are produced. They discuss the origins of the jelly bean and view a video about how jelly beans are prepared, tested, shaped, finished, and shipped and estimate the amount of jelly beans in a jar and sort...
Curated OER
Rounding And Estimating
Students investigate various types of problems using whole numbers and decimals. They use a discussion format while working example problems to help create a baseline for further independent practice. The lesson also includes praise for...
Curated OER
Estimation Zone
Students explore estimation. They estimate distance, weight, temperature and elapsed time. Students record their estimates and justify their estimations wtih a written response. After estimating, students take the actual measurements of...
Curated OER
Working Watermelon
You're going to wish you had a watermelon for this lesson! Class members read about watermelons and make a salad in class to sample. They also perform estimates, measurements and calculations on a watermelon. They predict what percentage...
Curated OER
By The Pound
Students develop mathematical skills using measurement in the form of weight. They also perform calculations to find cost and strengthen estimation skills while comparing the actual price. The context for the lesson is in the industry of...
Curated OER
Rounding and Estimation
Fifth graders participate in a lesson that is focused on rounding and estimating using word problems. They review how to read word problems, find the right operator, and use the new skills to solve problems.
Curated OER
Quadrat Sampling 101
Young scholars explore the population of grass plants in a given area. They plan and conduct a sampling activity to estimate the population of dandelions or the number of grass blades on the school grounds.
Curated OER
Skip it to multiply it
First graders make sensible estimates and check the reasonableness of answers.
They make up, tell and record number stories up to 9 about given objects. They skip count in twos, threes and fives.
Curated OER
Estimation
Students estimate quantity, length, and area. Students practice making comparison estimations of different items and estimate whether or not the amount is greater or less than a certain amount. Students practice making estimations.
Curated OER
Make a 100
Second graders develop an understanding of 100 and the quantity for which it stands and examine the relationship between 100 and 10 by estimating the number of jelly beans in a jar.
Curated OER
Touring the Regions of the United States
Fifth graders explore the regions of the United States. They use maps, research on the Internet and use measurements and estimations. Students create a presentation using spreadsheets and publishing software.
Curated OER
The Estimation Station
Students challenge "common knowledge" against newly learned estimation strategies and put those strategies into use. They consider variables in estimating different groups of objects and practice skills of representing numbers.
Curated OER
Estimation Station
Young scholars explore estimation and count by tens with Goldfish crackers.
Curated OER
Heart to Heart
Students predict the outcome of a question and conduct a survey and record their findings on a bar graph.
Curated OER
Jack and the Beanstalk Estimation
Students use estimation and pencil-paper calculations to help Jack and his mother solve a variety of life problems. They solve problems using various math operations, i.e., addition, subtraction, and measurement.
Curated OER
A Relatively Far Out Idea: Estimating
Students investigate methods of estimating through cooperative group activities, hands-on activities, the use of tables and graphs and an interactive video.