Curated OER
Estimate to the Nearest Ten
In this estimation learning exercise, students estimate a set of 10 numbers to the nearest 10. A reference website for additional resources is given.
Curated OER
Estimate the Proper Fractions
In this estimation learning exercise, students estimate 7 given fractions to the nearest whole number. Answers are included on page 2.
Scholastic
Study Jams! Estimate Sums & Differences of Whole Numbers
Estimating is an essential skill used in everyday life. This presentation explains how to apply prior knowledge about rounding numbers to estimating sums and differences. Example problems and assessment include large numbers, making this...
Curated OER
Centimeters - Practice 17.4
Looking for a good worksheet on measurement? This one could be for you. Learners solve five problems in which the length of a ribbon in centimeters is estimated. They use a ruler to measure and record how many centimeters each ribbon...
Curated OER
Measures
Estimate and explore the length and weight of classroom items using standard measurement and scales. Students will work in groups to determine appropriate measuring tools, weigh or measure items, and record their results on a data chart....
Curated OER
Length
Without using a ruler, learners estimate the relative length of various lines in these three scenarios. The first two are set up as maps, with learners determining the shortest and longest distances from one position to another. The last...
Curated OER
Recognizing Exact Numbers or Estimates
In this estimation activity, 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
Using Proportions to Estimate
Students calculate ratio and proportion. In this unit rates lesson plan, students estimate using proportions and find their errors in doing so. They calculate unit rates and define the concept of unit rates.
Curated OER
Estimate the Difference
In this estimation learning exercise, students estimate the difference by rounding each two-digit number to the nearest ten. Students complete ten estimation problems.
Curated OER
Expert Estimators
A rich and well-designed lesson on estimation is here for you. The lesson utilizes a video; ITV Series: The Eddie Files 'Estimation: Going to the Dogs,' along with many websites. Several fantastic learning activities are...
Flipped Math
Calculus AB/BC - Estimating Derivatives of a Function at a Point
It seems like it should be about three. Pupils learn to get an estimate of the derivative of a function at a point by using the derivative functionality of their graphing calculators. They take that information to determine the equation...
Curated OER
Estimate the Product
In this multiplying and estimating the products worksheet, students find the products and round them to the nearest hundred. Students solve nine problems.
Curated OER
Estimate the Improper Fractions
In this fraction estimation worksheet, students estimate seven improper fractions to the nearest whole number. There is an answer sheet included.
Curated OER
Estimate the Mixed Fractions
In this fraction estimation worksheet, students estimate seven mixed fractions to the nearest whole number. There is an answer sheet included.
Curated OER
Estimate Fractions Worksheet
In this fraction estimation worksheet, learners complete eight problems where they estimate the fractions to the nearest whole number. The fractions on the worksheet are mixed and improper.
Exploratorium
Stride Ruler
Take it all in stride! Scholars learn to estimate distances using their strides as measurement. They take 10 steps next to a set of meter sticks and use the final distance to estimate the length of each step. Once they've found the...
Illustrative Mathematics
How Many Leaves on a Tree? (Version 2)
A second attack at figuring out the number of leaves on a tree, this activity makes both an excellent follow-up to version 1 and a stand-alone activity. Learners practice setting parameters and deciding acceptable estimate precision, and...
EngageNY
Estimating a Population Proportion
Find the percent of middle schoolers who want the ability to freeze time. The 21st installment in a series of 25 has groups collect a random sample of respondents who answer a question about superpowers. Using sample statistics,...
NASA
Next Generation Spacecraft—Orion
What is the cross-sectional area of the Orion spacecraft? Groups work together to estimate the area of a cross section of the Orion spacecraft by first counting the number of grids a scale drawing covers. Pupils also employ a method...
Curated OER
Let Your Fingers Do the Estimating
Investigate estimation with the White Pages. Youngsters use the phonebook to estimate the average number of phone listings that can be found there. They write a paragraph explaining the processes they used in this challenge.
Curated OER
Estimation and Measurement
Get second graders outside to estimate and measure how long 800 meters is on their school campus. They then measure the actual distance in yards to see how close their estimate was. An interesting teaching idea!
Curated OER
Measure Up!
Discover ways to measure items without standard tools. In this measurements instructional activity, learners estimate how long certain objects are by measuring with a non-standard measuring tool. Students check their estimates with a...
Curated OER
Mystery Jars: Make Your Own
There are many ways to implement this estimation and counting activity. Young mathematicians fill jars with objects to create "mystery jars." Add difficulty by using smaller objects. After counting, learners secretly record their exact...
Curated OER
Measurements - Franklin College
Second graders review measurements in inches and practice measuring different objects. As a class, they estimate various objects in their classroom and compare their estimation to the actual measurement. To end the lesson, they complete...
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