Worksheet
Curated OER

Rounding to the nearest ten

For Students 4th
In this rounding to the nearest ten worksheet, 4th graders round 15 two digit numbers to the nearest tens place by filling in the blank.
Worksheet
Curated OER

Rounding Up Numbers

For Students 3rd - 4th
In this rounding worksheet, students round a set of 40 numbers to the nearest 100. An answer key is included. A website reference is given for additional resources. 
Worksheet
Curated OER

One Hundred Chart Rounding

For Students 2nd - 3rd
In this rounding worksheet, students round one side of a hundreds chart up and the other side down. A website reference for additional resources is given.
Worksheet
Curated OER

Rounding to the Nearest Hundred

For Students 2nd - 4th
In this rounding worksheet, students round a set of 18 numbers to the nearest hundred. Numbers are all 3 digit or 4 digit. There are five rows of three numbers.
Lesson Plan
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Let Your Fingers Do the Estimating

For Teachers 3rd - 12th
Investigate estimation with the White Pages. Youngsters use the phonebook to estimate the average number of phone listings that can be found there. They write a paragraph explaining the processes they used in this challenge.
Lesson Plan
Illustrative Mathematics

Estimating Square Roots

For Teachers 7th - 9th Standards
No calculators! Assure your learners that they can find the square root of a large number. All they need are two known squares close by and a table. Come up with an additional practice and your number crunchers will have it mastered in...
Worksheet
Curated OER

Estimating Units of Length

For Students 2nd - 4th
Would you measure the height of a living room in centimeters? Scholars examine which units would be most efficient for this project: centimeters or meters. There is only one question here with a detailed explanation below. This would be...
Worksheet
Super Teacher Worksheets

Estimating Weight

For Students 2nd - 4th
How much does a seagull weigh? Kids estimate weight by choosing the closest option out of three, using ounces, pounds, and tons. 
Worksheet
Curated OER

Estimate Sums and Differences

For Students 1st - 3rd
In this estimating sums and differences practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
Worksheet
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Round 4-Digit Numbers

For Students 1st - 3rd
In this rounding numbers practice worksheet, learners sharpen their problem solving skills as they solve 6 story problems that require them to round 4-digit numbers.
Lesson Plan
Curated OER

Solving Problems

For Teachers 2nd
Second graders become familiar with need strategies for computation of money problems and estimating sums. In this computation lesson plan, 2nd graders solve real life problems to understand estimation and money problems.
Lesson Plan
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Profit From Pumpkins

For Teachers 3rd
Third graders cut open a pumpkin. In this math activity, 3rd graders complete the worksheet "From Seed to Pumpkin" and then clean out their pumpkins to see how many seeds are in it.
Lesson Plan
Curated OER

More! A Lesson on Comparing

For Teachers K
Students practice counting and comparing objects.  In this math lesson plan, students view a Count on It! episode. Students examine the value of what they are counting.  Students estimate number in groups of items. ...
Worksheet
Curated OER

Estimating

For Students 1st - 2nd
In this estimating activity, students study the models of 15 dots arranged in a triangle, circle and pentagon. In each of 3 problems, students ring the dotted shapes that show more than 15 and cross out the dots that show less.
Worksheet
Curated OER

Rounding Numbers Riddle

For Students 3rd - 4th
In this rounding numbers riddle worksheet, students match ten clues with numbers rounded to the nearest hundred, then answer the riddle.
Worksheet
Curated OER

Face a Hundred: Rounding Money

For Students 3rd - 5th
In this rounding money worksheet, students match a clue about rounding an amount to the correct amount in another column, completing a riddle using the answers. 11 2 Answers included on page 2.
Worksheet
Curated OER

Rounding Practice

For Students 4th - 5th
In this rounding worksheet, students round 3 sets of 10 numbers each to the nearest 100; numbers to be rounded are 2, 3 and 4 digit numbers. Answers are included on page 2.
Worksheet
Curated OER

Rounding Decimals to Nearest Thousandth

For Students 4th - 6th
In this decimal rounding worksheet, students round the given decimals to the nearest thousandth place. There are eighteen problems students must solve.
Worksheet
Curated OER

Rounding Whole Numbers to Nearest Tense

For Students 2nd - 5th
In this rounding worksheet, learners round 2 digit whole numbers to the nearest 10. Students complete 18 rounding problems total.
Worksheet
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Rounding to Nearest Ten #2

For Students 2nd - 3rd
In this rounding worksheet, students solve a total of 30 problems rounding 2-digit numbers to the nearest 10. A website reference for additional resources is given.
Worksheet
Curated OER

Rounding to Nearest 10

For Students 2nd - 3rd
In this rounding worksheet, students solve a total of 30 problems rounding 2-digit numbers to the nearest 10. A website reference for additional resources is given.
Worksheet
Curated OER

Estimating and Measuring Angles (B)

For Students 3rd - 5th
In this estimating and measuring angles review worksheet, students use their math skills to solve 6 problems that require them to estimate and measure each of the 6 angles.
Worksheet
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The Pyramid: Estimating Volumes

For Students Higher Ed
In this estimating volumes activity, students determine the area and volume of pyramids. They draw a cross-section of the pyramid. This four-page activity contains approximately 20 problems.
Worksheet
Curated OER

Rounding to Add

For Students 2nd - 3rd
In this rounding to add instructional activity, students round addends to the nearest ten and estimate sums. A website reference for additional resources is given.

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