Profit always seems to get everyone's attention. The same is true during a lesson on estimation. Learners use given information to estimate the cost of supplies for a painting job. They then develop a strategy for estimating the...

In a six-problem learning activity, children are guided to solve word problems that involve rounding to the nearest ten and nearest hundred. A commentary and answer key provide different approaches that learners may take in solving the...

Watch the damage from a forest fire in this interactive simulation activity that challenges learners to estimate the burn area using different approaches. Learners are given a worksheet to track the different burn patterns and practice...

Sometimes dealing with decimals is so much easier than dealing with fractions. The ninth lesson in a 21-part module has the class consider situations when it might be easier to add or subtract fractions by first converting to...

Learners use estimation to determine the answers to word problems by rounding whole numbers. In this estimation lesson plan, pupils compare and contrast solutions using the best answer.

In this rounding whole numbers and estimating sums and differences worksheet, students problem solve and calculate the answers to forty two mathematical equations.

Common Core is all about getting your learners to open their minds and think about the why and how. This problem has them thinking about unknown numbers and their relationship with one another when we round and...

Students explore the concept of rounding. In this rounding lesson, students round fractions and mixed numbers. Students estimate the sums, differences, products, and quotients of rounded fractions and mixed numbers.

Fourth graders explore rounding a price given in dollar and cents to the nearest dollar. In this math instructional activity, 4th graders discover how to round to the nearest dollar. Additionally, students practice rounding money for...

Step up or step down to rounding. Using a vertical number line, the lesson shows pupils the significance of rounding up or rounding down. Teachers encourage scholars to write the number in unit form and decide which form helped the most...

In this math worksheet, pupils learn to estimate sums and differences by completing step by step exercises. There is one word problem which is the example, and then students can choose from other estimation activities to do with a partner.

Mathematicians need to know that not all numbers are rational. We approximate irrational number with rational numbers. That is why a calculator may be misleading. This task give learners an opportunity to see how rounding a number and...

Youngsters discover the difference between estimating and guessing. They estimate how many items are contained in a jar as they read a story. After the story, pupils discover the differences between estimating and guessing and create a...

Subtracting fractions that have unequal denominators is a tricky process. The activity utilizes fraction bars as a manipulative, in order to understand subtracting fractions and estimating differences. After completing three activities...

Learners explore the concepts of estimating and rounding. In this estimating and rounding lesson, students play a game of tic-tac-toe. Learners pick items and must estimate their cost by rounding. Students estimate the costs of pretend...

In this rounding to the nearest ten and hundred worksheet, students, with a partner, calculate the answers to nine word problems or mathematical equations dealing with estimation.

Students explore the concept of rounding.  For this rounding lesson, students use their calculator to round three digit numbers to the nearest 10 or nearest 100.  Students round fractional numbers to the nearest tenth,...

Youngsters discover ways to estimate. They will use two jars with large and small items and estimate the number of items. Then record their estimate and explain why they answered the way they did. They try this experiment with different...

Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate...

Students predict how many steps they think it will take them to get from the front of the room to the back. They record predictions on paper and then into database and then actually test by walking foot to foot to their destination...

Fourth graders explore number sense by completing word problems in class. In this estimation lesson, 4th graders define terms such as sum, difference, estimate and best. Students complete estimating worksheets based on the concept of...

Students use the Live Access Server (LAS) to form maps and a numerical text file of snow cover for each continent on a particular date and analyze the data for each map, corresponding text file to determine an estimate of snow cover for...

How can you complete a simulation when it is not practical to determine the probability of an event? Class members learn that in some situations, it is not feasible to find the probability of an event, but they can estimate it by running...

Geometry gets an engineering treatment in an exercise involving a belt wrapped around two wheels of different dimensions. Along with the wheels, this belt problem connects concepts of right triangles, tangent lines, arc length, and...