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Worksheet
Curated OER

Decimal word problems

For Students 4th - 8th
In this decimals activity, learners complete word problems having to do with decimals up to 4 digit numbers. Students complete 10 multiple choice problems.
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Worksheet
Curated OER

Round to the Nearest Thousand

For Students 2nd - 4th
In this rounding worksheet, students round a set of 10 numbers to the nearest thousand. A website reference for additional resources is given.
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Worksheet
Curated OER

Estimate to the Nearest Ten

For Students 2nd - 4th
In this estimation worksheet, students estimate a set of 10 numbers to the nearest 10. A reference website for additional resources is given.
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Lesson Plan
Curated OER

Tricky Triangles

For Teachers 3rd
Third graders engage in a lesson that is concerned with the playing of a Trick Triangle Game while focusing upon developing skills of addition, subtraction, multiplication, and division. They play the game and practice rounding of...
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Lesson Plan
Curated OER

Estimating Volumes Of Household Containers

For Teachers 4th - 8th
Students engage in a the estimation of volume for household containers and focus upon the usage of the metric system. They practice identifying the shapes that seem familiar and match shapes with quantities. Students interact with others...
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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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eBook
CK-12 Foundation

CK-12 Middle School Math Concepts - Grade 6

For Students 6th Standards
Twelve chapters cover a multitude of math concepts found in the Common Core standards for sixth grade. Each title provides a brief explanation of what you will find inside the chapter—concepts from which you can click on and learn more...
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PPT
BW Walch

Creating Linear Equations in One Variable

For Teachers 9th - 10th Standards
The example of two travelers meeting somewhere along the road has been a stereotypical joke about algebra as long as algebra has existed. Here in this detailed presentation, this old trope gets a careful and approachable treatment....
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Worksheet
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Curated OER

Practice: Word Problems

For Students 5th - 7th Standards
Congratulations, you've just hit the word problem jackpot! Covering an incredible range of topics from integers and fractions, to percents, geometry, and much more, this collection of worksheets will keep young mathematicians busy...
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Lesson Plan
EngageNY

Decimal Expansions of Fractions, Part 1

For Students 8th Standards
Is it possible to add infinitely long decimals? As pupils complete the examples in the ninth lesson of this 25-part series, they determine that adding these decimals cannot be done without error. Their task is then to determine the size...
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Activity
International Technology Education Association

Sizing Up the Clouds

For Teachers 6th - 8th Standards
How much rain can that cloud make? Through a simulation, the class estimates the amount of candy rain contained in different cup clouds. After probing the clouds using different methods, class members adjust their estimates. Participants...
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Activity
101 Questions

Circle-Square

For Teachers 9th - 12th Standards
How do the area and perimeters of circles and squares compare? A clever video illustrates the change in the area of a circle and square while their total perimeter stays the same. The task is for learners to predict the point where the...
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Worksheet
Curated OER

Calculations

For Students 9th - 12th
For this calculations worksheet, students express numbers in scientific notation and determine the number of significant figures. Students find conversion factors to change units. This worksheet has 8 word problems.
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Worksheet
Curated OER

Estimate the Proper Fractions

For Students 3rd - 5th
For this estimation worksheet, students estimate 7 given fractions to the nearest whole number. Answers are included on page 2.
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Lesson Plan
Curated OER

Let's Go Shopping: Estimation At The Mall

For Teachers Higher Ed
Students estimate the total cost of a shopping trip. In this estimation instructional activity, students use three different techniques to estimate how much a shopping trip will cost.
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Lesson Plan
Curated OER

Raise It or Rest It

For Teachers 4th
Fourth graders round to the thousands place using a rhyme.
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Worksheet
Curated OER

Online Math Problems and Estimation

For Students 5th - 6th
In this online math problems learning exercise, students complete a variety of exercises including finding the missing numbers in eight math problems, two money and estimation calculations and estimating the difference in ten math...
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Lesson Plan
Curated OER

A Day to Remember!

For Teachers 4th - 8th
Students study math. In this real-life problem solving lesson plan, students work on their skills dealing with time and money. They work in small groups on various time and money word problems and by the final day they have a final...
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Lesson Plan
Curated OER

Measuring Scavenger Hunt

For Teachers 2nd - 6th
Students participate in a measuring scavenger hunt. Students choose items around the room to estimate and measure. Students try measuring with their hands and compare with other students who did the same. Students discuss why their...
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Lesson Plan
Curated OER

Squares and Square Roots

For Teachers 8th - 10th
Students find patterns relating the lengths of the sides of squares to their areas. In this squares and square roots lesson, students draw squares and find their areas. They estimate the sides of square when given the area. Students use...
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Worksheet
Curated OER

High School Mathematics Problems from Alaska: Cigarette Smoking

For Teachers 9th - 12th
Students analyze the monetary cost associated with smoking. Students use statistics to determine life expectancy and cost associated with smoking.
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Lesson Plan
Curated OER

Money Game

For Teachers 4th
Fourth graders give change of one dollar.  In this decimal and fractions instructional activity, 4th graders receive fake coins and discuss what they could purchase with them.  Students go for a walk and spend one dollar and  get their...
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Worksheet
Curated OER

Mountain Math Worksheet

For Students 5th
In this number sense activity, 5th graders solve 37 problems based on a given number. Students are asked to round the number, identify the number as even or odd and add 100 to the number.
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Lesson Plan
Curated OER

Object Graphs

For Teachers K
Students identify geometric shapes, demonstrate construction of an object graph, compare sets of objects, estimate which student has the most geometric shapes in his or her bag, and play computer game Jump Start Kindergarten.

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