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Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Fraction Rounding to the Nearest Half

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Round given fractions to the nearest half.
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Activity
K-5 Math Teaching Resources

K 5 Math Teaching Resources: Round to the Nearest Ten [Pdf]

For Students 2nd - 4th Standards
Students will play a game using a deck of cards to further understanding of rounding to ten.
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Unit Plan
E-learning for Kids

E Learning for Kids: Math: Ice Cream Shop: Roman Numerals

For Students 4th - 6th Standards
On this interactive website students practice various math skills using a real life scenario at an ice cream shop. Those skills include identifying and converting Roman Numerals, identifying place value in a number, and sorting numbers...
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Interactive
Quia

Quia: Rounding Decimals Whole Numbers Concentration

For Students 5th - 6th Standards
Use this website to practice rounding decimals to the nearest whole numbers using a concentration game format.
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Whiteboard
ClassFlow

Class Flow: Rounding

For Teachers 9th - 10th Standards
[Free Registration/Login Required] In this flipchart, students apply estimation strategies to predict or determine the reasonableness of answers in situations involving computation on rational numbers in various forms including whole...
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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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Whiteboard
ClassFlow

Class Flow: Rounding to the Nearest 10

For Teachers 1st - 2nd
[Free Registration/Login Required] This flipchart is an introduction/review for rounding to the nearest 10 in 2 and 3 digit numbers.
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Unit Plan
AAA Math

Aaa Math: Estimation Rounding

For Students 2nd - 4th Standards
This site explains how to round whole numbers. Gives problems and games to practice this skill.
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Interactive
Shodor Education Foundation

Shodor Interactivate: Estimator Four

For Students 2nd - 8th
This applet game for two allows you to practice estimating at several different levels of accuracy. You can choose whole number addition, multiplication, percentages or any combination of the three.
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Lesson Plan
Shodor Education Foundation

Shodor Interactivate: Lesson: Estimation

For Teachers 3rd - 8th
This lesson plan is designed to help students learn to make estimates. Resources are linked to help support the teacher and offer exploration and practice to students.
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Activity
Shodor Education Foundation

Shodor Interactivate: Estimator Quiz

For Students 9th - 10th Standards
This activity allows the student to practice estimating the results of addition multiplication and percentage problems. The activity has 3 levels of challenge.
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Handout
Khan Academy

Khan Academy: Probabilities in Genetics

For Students 9th - 10th Standards
Article reviews some probability basics then investigates how these calculations can be applied to genetics problems involving relatively large numbers of genes. Explores how the sum rule and the product rule can be used to solve these...
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Unknown Type
Khan Academy

Khan Academy: Approximating With Powers of 10

For Students 7th - 8th Standards
Practice comparing two real-world quantities by approximating them using rounding and powers of 10. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
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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
Beacon Learning Center

Beacon Learning Center: Let's Go Shopping

For Students 4th - 6th Standards
Students can practice estimation by rounding decimal numbers to the nearest dollar.
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Activity
Knowledge Share

Super Kids: Math Worksheet Creator

For Students 3rd - 8th
The math worksheet creator allows teachers to create their own math drill worksheets. Teachers can select the type of problem, determine how many numbers they want to use and then just click a button and the worksheet is automatically...
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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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Whiteboard
ClassFlow

Class Flow: Number Sense Related to Division

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] This flipchart introduces divisibility, primes and composites, averages, and estimating quotients.
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Interactive
Khan Academy

Khan Academy: Whole Numbers in Written Form Review

For Students 4th
Presents an example of a number converted into its expanded place value form and its word form. Includes several practice questions along with explanations of solutions.
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Unit Plan
Khan Academy

Khan Academy: Round Decimals Using a Number Line

For Students 4th - 6th Standards
Practice using a number line to round decimal numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
Khan Academy

Khan Academy: Round Decimals Challenge

For Students 4th - 6th
Round decimals using number lines. Select numbers that round to a given value. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
Khan Academy

Khan Academy: Round Decimals

For Students 4th - 6th Standards
Round decimals and whole numbers to the nearest thousand, hundred, ten, one, tenth, or hundredth. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
Math Is Fun

Math Is Fun: Decimals

For Students 4th - 6th Standards
A good introduction to decimals, which includes a definition of place value and several examples of decimal numbers. Follow links at the bottom of this page to access decimal worksheets as well as information on rounding numbers, adding...
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Whiteboard
ClassFlow

Class Flow: How to Round

For Teachers 1st - 3rd Standards
[Free Registration/Login Required] Instruction, activity, and assessment are all covered in this flipchart on how to round numbers to different place values.

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