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Worksheet
Curated OER

Estimating With Decimals

For Students 4th - 8th
In this math learning exercise, students complete 14 problems where they estimate money amounts and multiplication products using numbers with decimals. Examples are provided in this well-designed learning exercise.
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Worksheet
Curated OER

Estimating

For Students 2nd
In this number estimation worksheet, 2nd graders use the illustrated creatures in each box to estimate the total number of items to the nearest ten.
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Lesson Plan
Curated OER

Estimating the Live Mass of Dinosaurs

For Teachers 9th - 12th
Students calculate the volume of scale model dinosaurs using a water displacement method. They use formulas to calculate the live mass each of the species of dinosaur. Then they complete and discuss a series of questions.
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Lesson Plan
Curated OER

Study Buddies- Estimating Products

For Teachers 3rd - 4th
In this math worksheet, students work with a partner to practice estimating products using rounding. They discuss the process of rounding and whether multiplying the rounded numbers is easier or more difficult than multiplying the...
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Lesson Plan
Curated OER

Cells All Around

For Teachers 6th - 8th
Students measure the size of an epithelial cell and to estimate the number of epithelial cells in a given area of the body. After watching a video on cells, student groups perform an experiment using a microscope to view some of their...
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Lesson Plan
Curated OER

Scaling Our School

For Teachers 4th
Fourth graders practice estimating the length and height of buildings at their school. They then compare their estimations with the actual heights or lengths. Each student then builds a scale model using ratio to translate the "real"...
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Lesson Plan
Curated OER

Finding the Area Under A Curve with Random Probability

For Teachers 11th - Higher Ed
Students explore the concept of area under a curve. In this area under a curve lesson, students find the area under a curve using the Monte Carlo method using random points and probability. Students calculate the area under the same...
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Lesson Plan
Curated OER

The Discount is Right

For Teachers 5th - 8th
Students visit various websites and calculate various prices of five items. They estimate the sale price of five items using the original price and discount rate, use percent to calculate the rate of discount and the original price, and...
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Lesson Plan
Curated OER

The Discount Is Right

For Teachers 5th - 8th
Students estimate and calculate the sale price of five items using the original price and a designated rate of discount. They use percent to calculate the rate of discount and the original.
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Worksheet
Curated OER

Decimals test

For Students 7th - 10th
In this decimals activity, students complete a test asking them questions on rounding, sums, and metric units involving decimals. Students complete 20 problems.
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Lesson Plan
Curated OER

ESTIMATING LOCAL SEA LEVEL

For Teachers 7th - 9th
Students observe the local environment based upon the sea level variations and examine many clues which can indicate sea level change.
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Lesson Plan
Curated OER

Estimating Fish Populations

For Teachers 6th - 12th
Students describe the mark/recapture method used to estimate fish populations. They explain the importance of being able to predict population numbers.
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Lesson Plan
Curated OER

Mystery Stars: Estimating Whole Numbers Using Fractions Shown on Sectors of a Circle

For Teachers 4th - 5th
In this set of fraction worksheets, students cut out 6 pages of circles that show fractions with stars covering different sections of circles. They show one section of the circle in order to estimate the whole number of stars by looking...
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Worksheet
Curated OER

Estimating

For Students 5th - 6th
In this estimating worksheet, students solve 6 different problems that include some form of estimation in each. First, they define estimate as a way to round their answers sensible and carry out the calculation by hand. Then, students...
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Lesson Plan
Curated OER

Number Sense

For Teachers 1st
First graders practice rounding 4 digit numbers using place value concepts. In this estimating sums and differences lesson, 1st graders explore clustering, rounding, and front end estimation as methods for rounding decimals.
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Lesson Plan
Curated OER

Estimating The Number Of Civilizations In The Milky Way Galaxy

For Teachers 9th - 12th
Students estimate the number of civilizations in the galaxy by first estimating the number of craters on the Moon and then by performing estimates of multiple-variable systems culminating in the use of the Drake Equation.
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Worksheet
Curated OER

Estimating Expenses

For Students 6th - 8th
In this estimation worksheet, students estimate expenses of different items by solving word problems. Students estimate expenses for 5 problems.
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Lesson Plan
Curated OER

Estimation 2: Sum and Difference

For Teachers 6th - 7th
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...
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Worksheet
Curated OER

What Do You Think?

For Students 2nd - 3rd
In this estimating sums and differences activity, students solve 6 problems in which the answer to a 3 digit addition or subtraction problem is estimated. Students then solve the problem for an exact answer. There will be carrying and...
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Worksheet
Curated OER

Estimating Products

For Students 6th - 7th
In this estimating products instructional activity, students practice their large number multiplication skills as well as their rounding abilities. They are also challenged with word problems and a table.
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Interactive
Curated OER

Basics of Estimation

For Students 5th - 10th
In this estimation instructional activity, students complete multiple choice questions about rounding and the proper sequence of estimation. Students complete 10 questions total.
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Lesson Plan
Curated OER

All I Want For Christmas

For Teachers 4th
Fourth graders create wish lists from catalogues and sales ads based on a given budget. They add, subtract, estimate, and budget their given amount of money so they don't go over budget.
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Worksheet
Curated OER

Estimation Quiz: Use a Table

For Students 5th - 6th
In this estimation worksheet, students use information about planets, given in a table, to complete a 16 question quiz. Answers are included on page 2. A reference web site is given for additional activities.
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Lesson Plan
Curated OER

Estimating Sums

For Teachers 3rd - 4th
In this estimating sums worksheet, young scholars, working with a partner, practice problem solving five word problems involving estimation.