Curated OER
Don't Bet The House On It!
Great real-world math application! Have the class compare and contrast their estimated home price and income data with actual data. In groups, they participate in simulations to discover how the housing market and mortgages operate....
Charleston School District
Estimating Values of Expressions
You can't evaluate an irrational root expression without a calculator—or can you? Scholars estimate the value of roots within an expression to approximate the value of the expression. Expressions include a mix of square roots and whole...
Illustrative Mathematics
Placing a Square Root on the Number Line
There are many ways to approach finding the rational approximation of an unknown square root. Here is a problem that will help math learners make a connection between square roots and their order on a number line. As usual, determine two...
National Security Agency
Ordering, Adding and Subtracting Integers
Prealgebrarians use colored chips, stickers, and pencils to explore the world of integers. They discover absolute value, compare positive and negative integers, and apply operations to them. A detailed procedure for the three-part...
Noyce Foundation
Through the Grapevine
Teach statistics by analyzing raisins. A thorough activity provides lesson resources for five levels to include all grades. Younger pupils work on counting and estimation, mid-level learners build on their understanding of the measures...
Concord Consortium
Cultural Growth
Scholars read and interpret a graph relating bacterial growth in a culture over time. They apply knowledge of derivatives, estimation, and graphing to the skill practice questions.
Illustrative Mathematics
Traffic Jam
How many cars would be involved in a traffic jam 12 miles long? A slightly ambiguous writing prompt gives learners the opportunity to practice making reasonable assumptions to tackle a real-life problem. Few details are given, so they...
AGradeMath.com
Working With the 10,000 Chart
Calculate the answers to problems that are multiples of ten to help your class discern patterns in the zeros and learn to sequence. Each person receives a 10,000 chart, but s/he must discover that on their own through estimation and...
Virginia Department of Education
Order Up!
Order in the math class! Scholars learn to evaluate expressions using the order of operations. A game has them rolling number cubes to determine numbers to use when evaluating.
Curated OER
Applying Estimation in real Life Situations
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...
Curated OER
Worksheet 19-Spring 1996
In this math worksheet, students begin with the Maclaurin series and prove De Moivre's Theorem. They use the De Moivre Theorem to solve four problems. Students apply these theorems to explain why a flock of geese will fly in an uneven...
Curated OER
Angles - Digger and the Gang
Learners explore angle estimation and measurement. In this angle activity, students define obtuse, acute, and right angles, and practice measuring angles using a protractor. Learners participate in an online angle estimation activity.
Curated OER
Estimating Products
In this math worksheet, learners round numbers to their leading digit. They multiply the results to find the estimation of the exact answer. Students estimate and then find the exact answer on six problems.
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
Introduction to Estimation and Making Arrays
Students explore the concept of estimating and organizing a group of objects into an array to count the exact number of items. They create their own arrays and practice elements of estimation.
Curated OER
Estimation Quiz: Use a Table
In this estimation worksheet, students use information about planets, given in a table, to complete a 16 question quiz. Answers are included on page 2. A reference web site is given for additional activities.
Curated OER
Book Title: Ten Flashing Fireflies
This activity engages learners in a variety of activities to build 1 to 1 correspondence, estimation, and problem solving skills. They discuss problem solving strategies, hear the story Ten Flashing Fireflies, compose their own word...
Curated OER
Estimate Quotients and Check Division With Multiplication
Students 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.
Curated OER
Level 2 Test 2 Math Assessment
For this math assessment worksheet, students complete a 100 question multiple choice test. Included are: mixed operations, fractions, geometry, money, patterns, graphs, time and estimation. Text is written in all capital letters.
Curated OER
Grade 5 Basic Math
In this grade 5 math learning exercise, 5th graders answer a set of 22 multiple choice problem solving and estimation questions. Worksheet may be completed on-line and answers submitted.
Curated OER
Math is Everywhere! Post Test
In this math test learning exercise, students complete 10 multiple choice questions covering a wide variety of math concepts. An answer link is included.
Curated OER
Using Math with Sale Papers
Fifth graders estimate their results and then prove through calculations. In this math lesson plan, 5th graders solve problems using multiplication, division, addition, and subtraction. They also use mental math to solve their problems.
Curated OER
Estimating
Students complete a worksheet. In this estimation lesson plan, students view various ties and estimate the number of objects or pictures on it. Students complete a worksheet on estimation and then make their own tie pattern.
Curated OER
One Size Fits All?
Learners describe the differences between an estimate and a guess. They create reasonable estimates based on comparison and activities. Students explain how estimation is helpful in showing the relative size on a scale. They also...