Unit Plan
Khan Academy

Khan Academy: Round Whole Numbers Word Problems

For Students 3rd - 5th Standards
Solve word problems by rounding whole numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
PBS

Pbs: Rounding to Wholes, Tenths, and Hundredths

For Students 3rd - 5th Standards
On some nights only certain numbers can get in to the Number Line Party, what's a decimal to do? This interactive exercise combines activities here appear in two other Number-Line Party lessons and focuses on using what you know about...
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Elephant Plant: Numbers to 9999

For Students 3rd - 4th Standards
Students will play multiple learning games to explore numbers up to 9999. Games include putting numbers into words, rounding, counting, and dividing.
Unit Plan
Khan Academy

Khan Academy: Estimate to Add and Subtract Multi Digit Whole Numbers

For Students 1st - 3rd Standards
Use estimation to find a reasonable solution to multi-digit addition and subtraction problems. Numbers are less than or equal to 1000. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
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Illustrative Mathematics

Illustrative Mathematics: 3.nbt, 4.nbt Rounding to the Nearest 100 and 1000

For Teachers 2nd - 4th Standards
This task builds off of the skill of rounding to the nearest ten and hundred in third grade. Aligns with CCSS.Math.Content.3.NBT.A.1 Use place value understanding to round whole numbers to the nearest 10 or 100.
Unknown Type
Illustrative Mathematics

Illustrative Mathematics: 3.nbt Rounding to 50 or 500

For Teachers 2nd - 4th Standards
Students explore different rounding scenarios. Aligns with CCSS.Math.Content.3.NBT.A.1 Use place value understanding to round whole numbers to the nearest 10 or 100.
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.
Unit Plan
AAA Math

Aaa Math: Consumer Math

For Students 1st - 8th Standards
From basics such as adding and subtracting money, converting coins, and making change to more advanced topics such as sales tax and simple interest, this interactive tutorial offers help with consumer math issues.
Activity
The Math League

The Math League: Whole Numbers & Basic Properties

For Students 3rd - 8th Standards
Here is a nice resource for students and teachers about whole numbers and their basic properties. It provides links to information on place value, expanded form, and rounding numbers are just a few of the topics on this page.
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.
Unknown Type
Math Slice

Math Slice: Rounding: Math Worksheets

For Students 3rd - 7th Standards
This tool allows you to create worksheets where students must round whole numbers or decimal numbers to various place value positions.
Unit Plan
Khan Academy

Khan Academy: Write Whole Numbers in Expanded Form

For Students 3rd - 5th Standards
Practice reading and writing numbers written in expanded form. Example: The expanded form of 376 is 300 + 70 + 6. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Interactive
Fun Brain

Fun Brain: Place Value Puzzler

For Students 1st - 5th Standards
An engaging and fast-paced game from FunBrain, where players activate their knowledge of place value and rounding. Numbers range in difficulty from easy to hard. However, for those who are up for a more serious challenge, there's also a...
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Baseball: Fractions and Decimals

For Students 3rd - 5th Standards
Explore fractions and decimals with Tony at the baseball field through these leveled learning exercises.
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
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.
Lesson Plan
Alabama Learning Exchange

Alex: Are Your Numbers Round?

For Teachers 3rd - 5th
Students will use a variety of activities and games to learn how to round numbers.This lesson plan was created as a result of the Girls Engaged in Math and Science, GEMS Project funded by the Malone Family Foundation.
Unit Plan
Khan Academy

Khan Academy: Round to Nearest 10 or 100 on the Number Line

For Students 2nd - 4th Standards
Practice rounding to the nearest ten and rounding to the nearest hundred on the number line. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints....
Interactive
Quia

Ixl Learning: Estimate Products

For Students 3rd - 5th Standards
Estimate the product by rounding to the nearest ten before multiplying.
eBook
Quia

Quia: Angles

For Students 3rd - 8th Standards
Practice rounding numbers to the nearest whole number or fraction with this interactive game. Check out this helpful resource!
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...
Activity
K-5 Math Teaching Resources

K 5 Math Teaching Resources: Estimate the Quotient [Pdf]

For Students 3rd - 5th
This activitiy asks students to randomly select a one-digit divisor and a three-digit dividend and estimate the quotient mentally. Students must then explain why they believe their estimate is accurate.
Interactive
Arcademics

Arcademics: Tandem Turtles

For Students 3rd - 5th
Multiplayer math game where turtle teams on skateboards race by rounding whole numbers to the nearest 10's place value.
Interactive
Arcademics

Arcademics: Space Jaunt

For Students 3rd - 5th Standards
Multiplayer math game where alien spaceships race by rounding whole numbers to the nearest 10's place value.