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Interactive
ABCya

Ab Cya: Estimating

For Students 3rd - 5th
Soccer Math: Estimating is a fun way for kids to practice estimating sums, differences, products and quotients. There are different levels of difficulty in each exercise making the game appropriate for a variety of students and grades....
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Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 1 Estimating Fraction Sums and Differences

For Students 3rd - 8th
Use Glencoe's randomly generated self-checking quiz to test your knowledge of estimating sums and differences. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the...
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Whiteboard
ClassFlow

Class Flow: Estimating Sums and Differences

For Teachers 1st - 3rd Standards
[Free Registration/Login Required] This flipchart is designed to teach third grade students the steps in estimating sums and differences. It also reviews rounding numbers to the nearest ten and hundred.
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Whiteboard
ClassFlow

Class Flow: Estimating Sums and Differences Acti Vote

For Teachers 3rd - 5th
[Free Registration/Login Required] This flipchart is an Activote lesson for assessing students understanding of estimating sums and differences.
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Unit Plan
AAA Math

Aaa Math: Estimating a Sum

For Students 3rd - 5th
Students can practice estimating sums to the nearest thousand in a series of self-check exercises and timed learning games.
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Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Decimal Rounding to Estimate Sums and Differences

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Estimate sums and differences by rounding decimals to whole numbers.
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Unit Plan
AAA Math

Aaa Math: Estimation

For Students 4th - 6th
Improve your estimation and rounding skills with these interactive games that are challenging and fun. Excellent skills practice for rounding, estimating sums and differences, and front-end estimation. Links to lesson plans, teacher...
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Unit Plan
AAA Math

Aaa Math: Front End Estimation of Sums

For Students 3rd - 5th
Students can practice estimating sums using front-end estimation in a series of self-check exercises and timed learning games.
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Professional Doc
Louisiana Department of Education

Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide Place Value, Rounding & Algorithms for Add'n and Subtr'n

For Students 4th Standards
A guide to support parents as they work with their students in place value, rounding, and algorithms for addition and subtraction.
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Activity
AAA Math

Aaa Math: Estimating a Sum by Rounding

For Students 3rd - 5th
Use rounding to estimate the answer to an addition problem in this online game. As you play the game, running totals of correct and incorrect answers and your score are displayed.
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Activity
Texas Instruments

Texas Instruments: Estimating With Rational Numbers

For Teachers 6th - 8th Standards
In this activity, students will round fractions and mixed numbers, and then use their rounding skills to estimate sums, differences, products, and quotients.
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Handout
Fact Monster

Fact Monster: Rounding Numbers

For Students 1st - 4th Standards
The lesson explores how to round numbers. Explanations and examples are included in the tutorial.
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Interactive
Quia

Quia: Hangman Rounding

For Students 2nd - 4th Standards
Don't get "hung up" when you play this old game with a new twist. Simply, round each numbers to the nearest thousand then, find the sum or difference. Knowledge of place value units, where to put the comma, and good computation skills...
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Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Estimation of Whole Number

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Round whole numbers in order to estimate sums and differences.
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Activity
NumberNut

Number Nut: Estimate and Round Why Is This Important?

For Students 3rd - 7th
Problem solving will become a little easier when you understand the concepts of estimation and rounding. Explore how these concepts are used in mathematics and real world applications. Detailed examples and links to related games...
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Activity
AAA Math

Aaa Math: Estimating a Sum by Rounding

For Students 3rd - 4th
This site explains how to estimate sums of whole numbers. Gives practice and games to practice this skill.
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Activity
Teaching Treasures Publications

Teaching Treasures: Year Six Math (Page 2)

For Students 3rd - 8th Standards
This interactive worksheet covers a wide range of math concepts such as Roman Numerals, distributive property, estimating sums, and comparing fractions and decimals. Some concepts may be slightly challenging. Learners can access the help...
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Interactive
Quia

Quia: Math Journey

For Students 1st - 8th Standards
In this online game London is your starting place! This game lets you practice addition, subtraction, multiplication, division and rounding as you "Travel," around the world. You can also choose the level of difficulty
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Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Decimal Addition

For Students 7th
[Free Registration/Login may be required to access all resource tools.] Add decimals with and without rounding
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Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Decimal Subtraction

For Students 7th
[Free Registration/Login may be required to access all resource tools.] Subtracting decimals with and without rounding
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Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Mixed Number and Fraction Estimation

For Students 6th - 7th
[Free Registration/Login may be required to access all resource tools.] Round fractions and mixed numbers in order to estimate sums and differences.
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Activity
AAA Math

Aaa Math: Front End Estimation

For Students 3rd - 5th Standards
Front-end estimation is explained and demonstrated with an online game at this AAA Math lesson.
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Interactive
Mangahigh

Mangahigh: Number: Estimation

For Students 5th - 7th Standards
Estimate the sum and difference by rounding whole numbers and decimals.
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Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Front End Estimation Grade 6

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Estimate sums and differences of decimals using front-end estimation.

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