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Curated OER

Estimate then Measure the Angle #4

For Students 4th - 6th
In this angles activity, students estimate angles to within 15 degrees, then measure and name each. A reference web site is given for additional activities.
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Curated OER

Limit Estimation

For Students 9th - 12th
In this pre-calculus worksheet, high schoolers estimate the limit of trig functions and rational functions as x approaches a number. There are 4 questions.
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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 instructional activity contains 1 multi-step problems.
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Lesson Plan
Curated OER

Investigation-How Far Can You Jump?

For Teachers K
Students explore measurement. In this math lesson, students measure how far they can jump using blocks. Students compare the results when different sized blocks are used. Students estimate the distance jumped.
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Worksheet
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Rounding Off and Approximation

For Students 6th - 8th
In this rounding instructional activity, students round numbers to the given place value.  They draw models of each given situations.  This one-page instructional activity contains 8 problems.
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Worksheet
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Quick Quiz: Estimating and Rounding

For Students 5th
In this rounding and estimating worksheet, 5th graders solve 8 addition, subtraction, and rounding problems. Problems ask students to solve, round, estimate, or write the words in number form after reading the word form. 
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Curated OER

Estimate Using Tens

For Students 2nd
In this estimate using tens worksheet, 2nd graders match three sets of toys with 3 jars by estimating using tens and reading the label on the jar.
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Worksheet
Curated OER

Round and Estimate

For Students 3rd - 5th
In this estimation and rounding worksheet, students estimate sums or differences by rounding to the nearest hundred mile, then find the total distance from one given spot to another. 
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Worksheet
Curated OER

Estimate High and Low: Compatible Numbers

For Students 3rd - 5th
In this estimation instructional activity, students read about compatible numbers and complete a chart, estimating quotients and determining if estimations were "over or under." Students then answer questions related to the chart.
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Lesson Plan
Curated OER

Models and Algorithms to Solve Multiplication Problems

For Teachers 7th - 9th
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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Lesson Plan
Curated OER

Estimating Distance and Time

For Teachers 3rd - 5th
Students analyze a Cyberchase video to help them understand how to estimate the time it takes to travel distances. In this time lesson plan, students use ratiosand repeated addition to calculate how much air the characters in the video...
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Lesson Plan
Curated OER

Estimation Contest

For Teachers 3rd - 5th
Students explore the concept of estimation. In this estimation instructional activity, students estimate the number of Cheerios in their cup. Students then determine the number of Cheerios in the entire box using what they know about...
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Worksheet
Curated OER

Estimation and Approximation

For Students 7th - 8th
For this estimation and approximation worksheet, students determine the estimated value of given multiplication and division problems containing decimals. They round answers to the nearest whole number. This two-page worksheet contains...
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Lesson Plan
Curated OER

Measurements In The Metric System

For Teachers 3rd
Third graders measure items around the classroom using meter sticks. In this measurement lesson plan, 3rd graders are taught how to measure the length of an item with a meter stick. Inches, centimeters, millimeters, decimeters, and...
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Measurement: Estimating One Place Beyond

For Students 7th - 10th
In this estimation in measurement worksheet, students are given four rulers with measurements marked on each. Students estimate each measurement and mark their answers.
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Worksheet
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Further Rounding

For Students 5th - 6th
In this rounding off worksheet, 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, rounding the...
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Worksheet
Curated OER

Estimating Products

For Students 5th
In this estimating products worksheet, 5th graders round numbers to find an estimate of the product. Students are to estimate by finding a range.
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Worksheet
Curated OER

Estimating Sums and Differences

For Students 7th
In this estimation of sums and differences worksheet, 7th graders solve 20 different problems that are related to estimation of numbers. They add or subtract each problem as shown. Then, students estimate the sums and differences for...
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Worksheet
Curated OER

Addition, Subtraction and Estimating

For Students 4th - 6th
In this addition, subtraction and estimating worksheet, students answer 13 questions pertaining to addition, subtraction, estimating and even/odd or 2/3-digit numbers. They can click on the Check box to find out if their answers are...
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Worksheet
Curated OER

Averages and Percentages

For Students 6th - 7th
In this averages and percents worksheet, students identify and define average as all numbers together divided by the total number of items added. Then they identify and define percent as the given number out of a total possible. Students...
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Worksheet
Curated OER

Raft Rally

For Students 6th - 8th
In this science project instructional activity, students create a raft from a 20 X 20 piece of aluminum foil and four plastic straws that will hold the highest number of pennies. Then they estimate the number of pennies that they believe...
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Curated OER

Find The Best Estimate

For Students 4th - 5th
In this math learning exercise, learners find the best estimate by using the skill of rounding. The answers are written in the spaces at the bottom of the page.
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Worksheet
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Probability Lines

For Students 6th - 8th
In this math worksheet, students make estimates to consider the possibility of each event taking place from impossible to likely.
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Lesson Plan
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Rallytable Angle Measuring

For Teachers 6th - 10th
In this geometry worksheet, students measure various angles. First, they write what type of angle each one is, whether right, acute, or obtuse. Then students estimate the measurement and then write the actual measurement for each angle.