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Lesson Plan
Curated OER

Buying My First Car

For Teachers 5th - 12th
Students pretend they are about to buy their first new car. They must do all the calculations necessary to estimate the cost of purchasing the car. They see that the math they learn in school really does have real-life applications.
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Lesson Plan
Curated OER

Multiplying Decimals

For Teachers 4th - 5th
In this math worksheet, young scholars complete a page that provides a step by step explanation of how to multiply decimal numbers to the hundredths place. Students answer 8 questions and may choose some extension activities with a partner.
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Worksheet
Curated OER

Estimate the Number of Objects

For Students 7th
In this estimating the number of objects worksheet, 7th graders complete 12 different problems that include estimation of numbers. First, they guess how many of each object there is in each problem. Then, students check their work by...
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Worksheet
Curated OER

Estimate Weight or Volume

For Students 5th
In this estimation with weight and volume worksheet, 5th graders solve and complete 6 problems that include estimating objects. First, they determine which item illustrated weighs more. Then, students determine which figure illustrated...
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Worksheet
Curated OER

Estimate Fractions Worksheet

For Students 4th - 5th
For this fraction estimation worksheet, students complete eight problems where they estimate the fractions to the nearest whole number. The fractions on the worksheet are mixed and improper.
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Worksheet
Curated OER

Estimate the Improper Fractions

For Students 4th - 5th
In this fraction estimation worksheet, learners estimate seven improper fractions to the nearest whole number. There is an answer sheet included.
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Worksheet
Curated OER

Estimate the Mixed Fractions

For Students 4th - 5th
In this fraction estimation worksheet, students estimate seven mixed fractions to the nearest whole number. There is an answer sheet included.
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Worksheet
Curated OER

Board Game

For Students 4th - 6th
In this estimation worksheet, students roll dice and land on spaces in this Zombie Board Game and round the 3 digit number to the nearest one hundred. Students complete 30 problems.
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Worksheet
Curated OER

Customary Units of Length

For Students 3rd - 5th
In this customary length learning exercise, students solve 4 problems where they must choose the better estimate of length. Students solve 12 problems where they must compare, convert and order customary lengths.
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Lesson Plan
Curated OER

Estimation and Significant Figures

For Teachers 9th - 12th
Students investigate the importance of significant figures through measuring and estimating. In this estimation and significant figures lesson plan, students measure pieces of paper and round their figures to the nearest marking on the...
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Lesson Plan
Curated OER

How Big is a Breath?

For Teachers 4th - 9th
Students demonstrate how to use math skills to measure their lung capacity. In this human biology lesson, students use a clear plastic container, measuring cup and rubber balloons to demonstrate how the lungs work. Students estimate the...
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Lesson Plan
Curated OER

Estimating the Live Mass of Dinosaurs

For Teachers 9th - 12th
High schoolers estimate the live mass of dinosaurs. Using dinosaur and modern animal models, students use simple displacement methods to calculate the volume of the models. They calculate the masses of each model. High schoolers...
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Worksheet
Curated OER

Round Each Number to the Nearest Ten

For Students 1st - 4th
In this rounding instructional activity, students practice rounding numbers to the nearest ten. There are 8 numbers that students round. The answers are included at the bottom half of the page.
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Lesson Plan
Curated OER

Guesstimate

For Teachers 4th - 6th
Students estimate large quantities. They first practice estimating beans in a tub. They solve a large scale problem using one method of estimating they learned while watching the video, "Eddie Files".
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Worksheet
Curated OER

Estimate, Then Calculate

For Students 4th - 5th
In this multiplication estimating worksheet, students solve 40 problems in which products of two digits are estimated, then calculated. This page is intended as an online activity, but may be completed on paper.
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Worksheet
Curated OER

Round-Nearest Ten, Hundred and Ten Thousand

For Students 4th - 5th
In this rounding worksheet, students use a number line to help round given numbers to the nearest ten, hundred and ten thousand. 

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