Worksheet
Curated OER

Estimate the Number of Objects

For Students 7th
In this estimating the number of objects worksheet, 7th graders complete 12 different problems that include estimation of numbers. First, they guess how many of each object there is in each problem. Then, students check their work by...
Worksheet
Curated OER

Estimate Weight or Volume

For Students 5th
In this estimation with weight and volume activity, 5th graders solve and complete 6 problems that include estimating objects. First, they determine which item illustrated weighs more. Then, students determine which figure illustrated...
Lesson Plan
Curated OER

Handshakin'

For Teachers 9th - 12th
Students investigate the concept of solving problems when given it in words and employing a wide variety of methods. They practice applying a logical sequence to find the solution to a problem while estimating possible answers to help in...
Lesson Plan
Curated OER

Making Estimations in Measurement

For Teachers 1st - 2nd
Pupils utilize their knowledge of measurement in making accurate measurements and estimations.
Lesson Plan
Curated OER

Words, Words, Words

For Teachers 2nd
Second graders choose estimation strategies in real-world problem situations and explain the choice. They work in groups of five using three different estimation methods to find out how many words are on a page of text.
Lesson Plan
Curated OER

Guesstimate

For Teachers 4th - 6th
Students estimate large quantities. They first practice estimating beans in a tub. They solve a large scale problem using one method of estimating they learned while watching the video, "Eddie Files".
Lesson Plan
Curated OER

Menu Mania

For Teachers 4th - 6th
Students explore the concept of estimating by watching a video, and discussing the strategies for estimation. They estimate the costs for various menu items, then calculate the exact amount spent.
Lesson Plan
Curated OER

Decimals: Collaborative Lesson

For Teachers 5th - 6th
Young scholars explore mathematics by participating in a group activity. For this number value lesson, students identify the uses for decimals and how to best estimate whole numbers based on decimals and fractions. Young scholars...
Lesson Plan
Curated OER

Best Guesser

For Teachers 5th
Fifth graders develop strategies for estimating ages, and illustrate results by graphing and interpreting scatter plots to compare x and y coordinates.
Lesson Plan
Curated OER

How Close Is Our Estimate?

For Teachers 5th
Fifth graders estimate perimeter, area, and volume. They measure perimeter and area using nonstandard units of measurement. Students add and subtract non-standard units of measurement. They add mixed numbers and simplify the sum.
Lesson Plan
Curated OER

Language Arts: What's My Line?

For Teachers K
Students discover how to employ number lines by estimating the number of tiles in a jar. After writing their estimates on sticky notes, they place them in order on a number line mat. Included in the lesson are various activities and...
Lesson Plan
Alabama Learning Exchange

Lining up the Decimals

For Teachers 5th Standards
Fifth graders order decimals from least to greatest and greatest to least. In this decimal order instructional activity, 5th graders complete an online review of comparing 2 digit numbers. Students then complete a decimal order card game...
Lesson Plan
Curated OER

Add & Subtract Fractions w/Unlike Denominators, 2

For Teachers 7th - 9th
Students use several examples to create a method for adding and subtracting fractions with unlike denominators. They present these methods to the class and then practice applying methods to sample problems.
Lesson Plan
Curated OER

Wrapped Up In A Kiss!

For Teachers 1st - 3rd
Students use the wrapper of a Hershey's Kiss to practice estimating, predicting and measuring. They measure with centimeter rulers.
Lesson Plan
Curated OER

Buying a Car

For Teachers 7th - Higher Ed
Students complete the PLATO ¿¿ Educational Software instructional activity: Math Problem Solving: Car Costs to determine if he/she can afford to drive the car they are planning to buy.
Worksheet
Curated OER

Problem-Solving Decisions: Estimates or Exact Answers

For Students 4th - 5th
In this problem solving worksheet, students examine 2 math word problems taking care to decide whether they should estimate answers or find exact answers
Worksheet
Curated OER

Estimated Quotients Are Too Large or Too Small

For Students 5th
In this division worksheet, 5th graders use division to find batting averages in 6 word problems. They divide the number of hits by the number of times at bat to find the quotients.
Lesson Plan
Curated OER

Measurement

For Teachers 6th - 8th
Students experience a positive science experiment and study fundamental concepts of measurement.
Lesson Plan
Curated OER

Babylonian Square Roots

For Teachers 6th - 10th
Pupils are introduced to a method for finding square roots used by the Babylonian people of Mesopotamia. The method involves dividing and averaging, over and over, to find a more accurate solution with each repeat of the process.
Lesson Plan
Curated OER

Square Roots, Number Classification, Ordering & Graphing

For Teachers 9th
Ninth graders identify numbers as rational or irrational. Using calculators estimation, and factoring methods, 9th graders compute the square root of numbers. They graph numbers in sequential order and round numbers integers to the...
Lesson Plan
Pennsylvania Department of Education

Round Numbers to Nearest Ten or Hundred

For Teachers 3rd
Third graders review telling time. In this lesson on telling time, 3rd graders discuss various items that show length of time, including clocks, calendars and sand timers. Students review and practice what they already know about telling...
Lesson Plan
Pennsylvania Department of Education

Adding Common Fractions

For Teachers 4th
Fourth graders estimate various measurements. In this lesson plan on measurement, 4th graders estimate the length and mass of multiple objects. Students discuss the difference between a guess and a reasonable estimate and discuss using...
Lesson Plan
Curated OER

Raise It or Rest It

For Teachers 4th
Fourth graders round to the thousands place using a rhyme.
Worksheet
Curated OER

By the Numbers?

For Students 3rd - 5th
In this counting activity, students read about counting and when it is appropriate to find an exact count of something, versus counting by ten to find an estimate. They then read 10 items that can be counted and indicate whether they...