Curated OER
Find The Best Estimate
In this math worksheet, students find the best estimate by using the skill of rounding. The answers are written in the spaces at the bottom of the page.
Curated OER
Estimate the Sum
In this estimating learning exercise, students round numbers to the nearest ten and estimate sums in a total of 9 problems. Answers are included on page 2.
Curated OER
Estimate Products
In this estimating products worksheet, students round factors in problems to the nearest ten and solve. Answers are included on page 2.
Curated OER
Estimate the Sum
In this estimating sums worksheet, students round each number in addition problems to the nearest hundred and solve. Answers are included on page 2.
Bowland
Royal Liver Clock
Using clocks as dining tables? Scholars estimate the number of people that can sit around the face of the clock on the Royal Liver Building in Liverpool. They use estimation to justify their responses.
Curated OER
Recognizing Exact Numbers or Estimates
In this estimation worksheet, students read a word problem about the Lincoln Memorial and then answer 4 fill in the blank questions where they decide whether they need to use an exact number or an estimate to answer each question.
Curated OER
Apple Kinds to Products
Students become familiar with various kinds of apples and the tree they grow on. In this Apple tree lesson, students recognize the differences between apples and can identify what happens to apples in different seasons. Students cut...
Curated OER
Estimating Products
In this estimating products worksheet, 5th graders round numbers to find an estimate of the product. Students are to estimate by finding a range.
Curated OER
Rounding
First graders round to estimate greater sums. After a lecture/demo, 1st graders complete a web lesson plan on estimation. They practice rounding to the nearest hundred using a restaurant take-out menu.
Curated OER
Rounding and Subtracting
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 subtract. They will have...
EngageNY
Dividing Multi-Digit Numbers Using the Algorithm
Scholars learn to divide multi-digit numbers using the standard algorithm in the 14th installment in a module of 21 parts. They get plenty of practice with the algorithm by completing a worksheet.
Illustrative Mathematics
Eratosthenes and the Circumference of the Earth
The class gets to practice being a mathematician in ancient Greece, performing geometric application problems in the way of Eratosthenes. After following the steps of the great mathematicians, they then compare the (surprisingly...
Virginia Department of Education
Mathematics Vocabulary Cards - Grade 2
Augment your math curriculum with posters detailing several concepts important to second grade math. Each poster features one math term from geometry, measurement, probability and statistics, computation and estimation, numbers and...
EngageNY
Distance on the Coordinate Plane
Apply the Pythagorean Theorem to coordinate geometry. Learners find the distance between two points on a coordinate plane by using the Pythagorean Theorem. The vertical and horizontal change creates a right triangle, which allows...
EngageNY
Summarizing Deviations from the Mean
Through a series of problems, learners determine the variability of a data set by looking at the deviations from the mean. Estimating means of larger data sets presented in histograms and providing a way to calculate an estimate round...
EngageNY
Why Worry About Sampling Variability?
Are the means the same or not? Groups create samples from a bag of numbers and calculate the sample means. Using the sample means as an estimate for the population mean, scholars try to determine whether the difference is real or not.
EngageNY
Modeling with Inverse Trigonometric Functions 1
Where should I stand to get the best view? Pupils use inverse trigonometric functions to determine the horizontal distance from an object to get the best view. They round out the lesson plan by interpreting their answers within context.
NOAA
Motion from the Ocean
Create a fish mobile using cardboard and string to hang in the classroom while studying ocean life. Each printable requires pupils to cut out two of the same fish to create consistency on the front and back.
Curated OER
Estimating
In this estimating learning exercise, students review how to estimate and round numbers. Students then estimate the three number addition problems by rounding the numbers to the nearest hundred. Students then find the exact answer....
Curated OER
Estimating Solutions to Word Problems
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...
Curated OER
Rounding
In this rounding worksheet, students solve 40 problems in which whole numbers are rounded to the nearest 10. 100 or 1000. Students also round to the nearest dollar.
Curated OER
Estimating and Subtraction
In this estimating and subtraction activity, students answer 11 subtraction questions in which they round to estimate the answer and then solve. The last question is a subtraction question that does not involve rounding. They can click...
Curated OER
Estimating School Store Purchases
Learners examine uses for estimating, and round purchase prices to estimate total purchases in a simulated school store setting. They discuss what it means for an item to be on sale, and observe the teacher work through the process of...
Curated OER
Round The Track
Fourth graders develop problem solving skills while learning to measure an athletic track. The focus upon logic and reasoning is helpful for all types of science and math calculations.