Curated OER
Subtracting Two- and Three-Digit Numbers
In this subtracting two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to fourteen subtraction equations.
Curated OER
Rounding Decimals to Tenths (A)
In this mathematics activity, learners round the decimal numbers listed to the nearest tenth place. There are 60 problems to solve on the sheet.
Curated OER
Measuring Spider Web Angles
In this mathematics instructional activity, students identify that the spiders each used a different angle to create their webs. Then they find out each spider's angle by estimating and measuring.
Curated OER
Window Work Math Activity
In this math worksheet, learners apply an understanding of measurement and geometry to create their own window. The skill of estimation is used also.
Curated OER
Costly Calculations Game Show
Students compete in an imaginary game show, using an imaginary calculator that only has a few select keys: 2, 6, and the addition, subtraction, division, and multiplication keys. Using only these keys, students are prompted to come up...
Curated OER
Checking Division By Estimation
In this checking division by estimation worksheet, students estimate the answers to twenty division equations. Students are instructed not to use a calculator and then discuss the twenty answers in class.
Curated OER
Checking Multiplication By Estimation
In this checking multiplication by estimation worksheet, 8th graders answer twenty six problems by estimating the answer in the decision column and then discuss their answers in class.
Curated OER
Units and Estimation Worksheet
In this math worksheet, students practice choosing the appropriate measurement for different types of objects that are commonly found in a classroom.
Curated OER
Smarties Investigation
In this math worksheet, students participate in an investigation of Smarties candy. For example, students estimate how many candies they have in each color, count the actual number, and record the information in a tally chart.
Curated OER
Estimating the Cost of Shopping
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.
Curated OER
Measurement and Precision
In this math worksheet, students make an estimation of the measurement of an object and find the actual measurement. Students chart their estimation and their measurement.
Curated OER
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...
Curated OER
Pumpkin Seed Experiment
In this unique lesson students participate in a pumpkin seed experiment. Students interact with the pumpkins weight, seeds and record their findings of what lies within the pumpkin once the top of the pumpkin is cut off for observations....
Curated OER
Estimation: Compatible Numbers
In this estimation worksheet, pupils read real word problems and mentally estimate answers. Individually, they complete eight multiple choice problems using compatible numbers or rounding to determine their answers. Students evaluate...
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
Learners 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 Best...
Curated OER
Jelly Belly: What a Wonderful "Bean"!
Students 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...