CK-12 Foundation
Length of a Plane Curve
Challenge your class to use straight lines when estimating the length of a curve. An engaging interactive allows individuals to place line segments one after another along the arc. Learners determine that the more lines used, the better...
EngageNY
Interpreting Correlation
Is 0.56 stronger than -0.78? Interpret the correlation coefficient as the strength and direction of a linear relationship between two variables. An algebra lesson introduces the correlation coefficient by estimating and then...
Willow Tree
Simplifying Square Roots
The square root of five and five do not have the same value! How many times have you addressed this with math classes? A lesson gives an explanation of a square root and gives examples for simplifying square root...
PBS
Button, Button
Youngsters count, classify, and estimate quantities using buttons after a read aloud of The Button Box by Margarette S. Reid. They discuss the difference between guessing and estimating. Based on an experiment, they predict the...
Curated OER
In the Ballpark
Students practice estimation skills with the video series "Interactions: Real Math, Real Careers". They complete a hands-on activity for estimating large numbers.
Curated OER
Pumpkin Problems
Students participate in a instructional activity that has the intention of working on estimation skills. They use pumpkins to estimate the number of seeds are inside. They collect data for each pumpkin and compare it to the estimation....
Curated OER
One Hundred Things
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...
Illustrative Mathematics
Estimating Square Roots
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...
Curated OER
Estimating Numbers on a Number Line From 0 to 10
In this estimating numbers on a number line activity, students estimate the 8 whole numbers that the arrows are pointing to on 4 number lines.
Curated OER
Estimation
Students estimate time and amounts when counting is not realistic or feasible. In this estimation lesson, students estimate time or amounts. This lesson includes two video clips on estimation and a worksheet for independent practice.
Curated OER
Estimate Quotients: Reteach
For this estimating quotients worksheet, students review how to estimate quotients using compatible numbers. Students then estimate the quotient for the division equations and tell what compatible numbers were used.
Curated OER
Measurement and Estimation
Third graders create a table in order to record estimations and measurements of objects. In this estimation and measurement lesson plan, 3rd graders estimate and measure object's lengths, area, weight, and capacity.
Curated OER
Rounding Numbers
Fifth graders demonstrate rounding numbers to a sensible level of accuracy and in context. They discuss rounding numbers for newspaper headlines, complete a table of grocery items that need to be rounded, and observe and demonstrate...
Curated OER
Rounding word problems
In this rounding worksheet, students solve rounding word problems containing one and two digit numbers about time, money, and more. Students complete 10 problems.
Curated OER
Estimation
Learners explore the concept of estimation. In this estimation activity, students discuss making estimates through teacher led discussion. Learners use the Internet to complete an activity where they must estimate the length of lines.
Curated OER
Estimation Zone
Students explore estimation. They estimate distance, weight, temperature and elapsed time. Students record their estimates and justify their estimations wtih a written response. After estimating, students take the actual measurements of...
Fuel the Brain
Cupids Estimation
Learners use candied hearts to estimate how many will fill the heart on the Valentine's Day themed page. They then do a final count after they have finished the estimation activities.
Curated OER
Estimate Quotients: Practice
In this estimating quotients worksheet, students estimate the quotients in the sixteen division equations. Students then complete two test prep questions.
Curated OER
Estimating and Rounding
In this estimation and rounding instructional activity, students solve ten multiplication problems by using estimation and rounding skills. This is an interactive instructional activity.
Curated OER
Finding and Estimating Square Roots
In this algebra worksheet, students solve the square root through estimation and through the calculator. They graph their solutions on a number line. There are 4 questions with an answer key.
Curated OER
Math is Everywhere!
For this everyday math skills pretest, learners answer ten multiple choice questions based on their knowledge of everyday math skills such as estimation, addition, and measurement.
Curated OER
A Sweet Story: Estimation
In this estimation story problem worksheet, learners read a rhyme about Pop's candy store inventory and solve and explain word problems answers. Students solve five problems.
Curated OER
What is the connection between rice and estimation?
Sixth graders investigate estimating. In this estimating lesson, 6th graders estimate how much rice is eaten around the world. Students estimate the percentages of rice eaten by other countries. Students compare rice production to...
Curated OER
Estimating Fractions
In this estimating fractions worksheet, students solve 20 various problems that include estimation in each. They estimate the sum or difference in each of the problems shown on the sheet. Students calculate each mixed number into a...