Investigate the relationship between irrational roots and a number line with a resource that asks learners to put together a number line using radical intervals rather than integers. A great progression, they build on their understanding...

Help learners discover methods to estimate animal population. They will participate in a simulation of catching and tagging fish in order to estimate the fish population. They scoop and count goldfish crackers, record data, and use...

Middle schoolers work with scientific notation and rounding as they determine volume. In this volume lesson, pupils attempt to calculate the volume of the planet Jupiter. They use rounding to two significant digits and scientific...

Elementary learners design and construct a diagram of a keyboard on the floor of the classroom. They outline the keyboard in masking tape by estimating size, proportion, and key position. Then they can interact with the giant keyboard as...

Students discuss strategies for estimating information about various shapes. Once they draw and label four shapes with perimeters of 30 units, they calculate the areas of the figures. To complete the lesson, students offer written...

Students investigate the concepts of adding, estimating, and ordering. The lesson uses the alphabet as an example illustration. The students practice the calculations in class in order to ensure mastery.

Math wizards begin the lesson by comparing and ordering rational numbers. Using a number line, they discover the relationship between the numbers and practice ordering them in the correct way. They also review proper techniques for...

Students create a Road Trip. They work in small groups. Students are given a road map for each group. They plan a road trip between two cities on opposite edges of the map, estimating a reasonable distance to travel each day. Students...

Learners practice estimating by handling items in groups of ten. They visualize how much space 100 items, such as pennies, peas, or beans, will take up after holding 10 of them. Students measure the difference in volume between 10...

Students work with circles, angles and estimating angles in the night sky. In this circles and angles lesson, students practice measuring a degree using the circumference of a circle and apply the degree to determine a way to use their...

In this matching rounded numbers activity, 4th graders cut out the cards on the page and match ten numbers to their rounded numbers.

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.

Students practice addition and subtraction skills by visiting Web sites with math games, quizzes, and related activities They play various games involving sports, racing, and catching fireflies while improving basic math skills..

Students apply number and operation skills to learn how to spend a gift certificate. In this mathematical reasoning lesson, students use base 10 blocks as money and calculate how much money they have.

Third graders round numbers between 0 and 1000 to the nearest 10 and to the nearest 100.

In this whole numbers worksheet, students round 6 numbers to the nearest: thousand, hundred and ten. All numbers go to the thousands place.

In this middle school mathematics worksheet, students round whole numbers to the nearest leading digit and then multiply to obtain an estimate of the product.  The one page worksheet contains ten problems.  Answers are not...

In this rounding to nearest whole numbers activity, learners round off decimals to the nearest whole number. Answers are included on page 2.

For this math worksheet, students complete 14 problems where they estimate money amounts and multiplication products using numbers with decimals. Examples are provided in this well-designed worksheet.

In this math worksheet, students choose 20 items from a shopping list that includes the price of each food. Students estimate the cost of the list and then figure out the actual cost.

The month of February is the focus of this calendar worksheet. Students must look at the calendar and answer 4 word problems about the month of February. Interestingly, this particular February happens to be a leap year with 29 days!

For this word problem worksheet, 4th graders answer 6 word problems by writing mathematical sentences that show each answer. They work with distances and time.

In this estimation worksheet, middle schoolers estimate expenses of different items by solving word problems. Students estimate expenses for 5 problems.

In this cosine learning exercise, high schoolers will find the length of the third side of a triangle given the length of the other two side. Students will use the Law of Cosines to find the length of the missing side. Answers will be...