Students challenge "common knowledge" against newly learned estimation strategies and put those strategies into use. They consider variables in estimating different groups of objects and practice skills of representing numbers.

In this decimal estimation learning exercise, learners estimate a set of addition and subtraction problems, rounding to the nearest whole number, then place each problem in the box that contains its estimated sum or difference.

In this estimating differences worksheet, students estimate differences by rounding to the nearest hundred. Answers are included on page 2.

Students practice estimating distance traveled while walking. Also can be used to introduce backpacking/hiking or as a daily warm-up. Measure the blacktop/cafeteria/playground, then determine how many times around make a mile.

Students explore basic building and engineering concepts by constructing a structure that supports weight. They demonstrate an understanding of basic business concepts by estimating the cost and value of a building.

Students use the wrapper of a Hershey's Kiss to practice estimating, predicting and measuring. They measure with centimeter rulers.

Students are introduced to the solar system and its place in the universe. They begin to grasp the idea of very large numbers by estimating and computing how long it take the class to make a million x's.

Middle schoolers practice estimating and graphing by utilizing Skittles.  In this statistics lesson, students complete worksheets based on the likelihood of a certain color of skittle coming out of the bag.  Middle schoolers...

Students examine how archaeologists preserve context of sites through use of rectangular grid or Cartesian coordinate system, and develop sense of distance by pacing off and estimating distances.

Students investigate the mark-and-recapture method for estimating the population of an animal species. They evaluate given data to answer a set of questions.

Third graders investigate liquid measurements by estimating how many cups it takes to fill containers. The students predict the liquid measurements and then find the actual amount using the water in a bucket. Students then compare...

Learners explore how to estimate quotients and check their division with multiplication. They practice rounding the divisor and the dividend. Students compare the estimate to the exact answer and determine if it is reasonable.

Learners work in groups, plotting carbon dioxide concentrations over time on overheads and estimating the rate of change over five years. Stacked together, the overheads for the whole class show an increase on carbon dioxide over five...

In this checking multiplication by estimation worksheet, 8th graders answer twenty six problems by estimating the answer in the decision column and then discuss their answers in class.

For this math worksheet, students are introduced to decimals by first studying pattern blocks showing a number with tens, ones and tenths. Students locate decimals on number lines and rulers and shade decimal pictures. Students compare...

For this applied mathematics worksheet, students solve 4 various sets of problems that include scalar equations, existence of solutions, and inverse problems. They determine the number of solutions of a problem shown and justify their...

For this estimating products worksheet, students review two steps to help estimate products. Students then estimate the products by rounding the factor greater than 10 to its greatest place.

In this estimating sums and differences practice worksheet, students sharpen their problem solving skills as they solve 6 story problem.

In this measurement and area worksheet, students complete a table by carefully estimating and then measuring the listed objects. They find 3 objects to measure, use the proper measuring tool, and complete table. They can complete a...

In this estimating worksheet, learners round numbers to the nearest ten and estimate sums in a total of 9 problems. Answers are included on page 2.

In this estimating sums worksheet, students round each number in addition problems to the nearest hundred and solve. Answers are included on page 2.

In this rounding to find the sums worksheet, learners round to the nearest thousandths and add. Students solve nine problems. 

In this estimate division worksheet, students estimate by rounding each number in a division problem to the nearest ten. Answers are included on page 2.

Fifth graders explore number sense by participating in role-playing activities. In this estimation lesson, 5th graders discuss reasons for estimating amounts in life and read the book Betcha. Students complete a real life estimation...