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Learn to lasso numbers with an estimation round-up! Rounding and estimation are tools that can help kids add or subtract large sums quickly. And it&#39;s a skill that they can use in everyday activities.

Rounding and Estimation

Children practice comparing and rounding sets of decimals in this math worksheet.

Decimals: Compare and Round #2

Do you feel like your students are on a merry-go-round when it comes to rounding? This lesson will give your student control of the “ride” and give them tools to use when rounding.

Round and Round We Go

Adding large numbers becomes easy when you know how to round. Add two groups of numbers, round them to the nearest 10, then add again.

Adding and Rounding

Your student will practice her rounding skills with this multiple choice worksheet. Once she's done, she'll be an expert at rounding up and down.

Learn to Round Up and Down

Use this glossary with the EL Support Lesson: The Rhyme and Reason for Rounding.

Glossary: The Rhyme and Reason for Rounding

Use these vocabulary cards with the EL Support Lesson: The Rhyme and Reason for Rounding.

Vocabulary Cards: The Rhyme and Reason for Rounding

Show&nbsp;your understanding of place value and rounding with this comprehensive number sense assessment worksheet!

Math Review Part 1: Place Value and Rounding

Teach your child how to round to the nearest hundred the fun way with this sea-themed worksheet featuring a swimming sea turtle and some sea stars.

Rounding Color by Number: Sea Turtle and Sea Stars

Adding and subtracting large numbers can sometimes be difficult. Estimating is an easy way to figure out if your answer is close, or if you need to try again.

Using Estimation: Knowing What’s Too Big and Too Small

Place value and paleontology come together in this dinosaur-themed math game! 

Dino Bones: Rounding Three-Digit Numbers to the Nearest 10

Practice rounding to the tens and hundreds places with this essential rounding worksheet!

Round Multi-Digit Numbers: Practice

Get ready to round with this helpful second- and third-grade math worksheet!&nbsp;

Using Number Lines to Round Three-Digit Numbers to the Nearest 10

Understanding how our ten number system works enables students to see interesting and useful patterns and relationships in these math activities. These patterns allow students to develop more efficient mental math strategies when multiplying by multiples of 10 or 100. Students will also review rounding and apply this skill to larger numbers - up to 100,000’s place.

Number Sense 3

Learners round decimals and fractions to the nearest whole number in this practice worksheet.

Rounding to Whole Numbers

Children practice rounding to the nearest thousand in this rounding and place value worksheet.

Rounding to the Nearest Thousand

This kinesthetic game will help your child practice rounding and get the adrenaline rushing!

A Rapid Rounding Game

Polish your three-digit rounding skills and round to the nearest hundred in a fun math race.

Water Rafting: Rounding Three-Digit Numbers to the Nearest Hundred

This rounding worksheet helps your students practice rounding three-digit numbers to the nearest hundreds, tens, and ones.

Rounding Around the World

Take a look at multi-digit numbers and practice rounding to the nearest thousand in this math game.

Treasure Diving: Rounding Multi-Digit Numbers to the Nearest Thousand

Kids practice rounding to the nearest ten, hundred, and to the place value underlined on this math worksheet.

Let's Go Rounding!

Your students will apply their understanding of place value and number sense as they complete this math problem set.

Number Sense Assessment: Flying Through Fourth Grade

Searching for a worksheet that practices rounding numbers and subtraction skills? This printable uses estimation to subtract three digit numbers.

Round Numbers: Subtraction Practice

Explore the patterns in numbers with this package of counting worksheets. Practice sequencing, filling in missing numbers and skip counting.

Navigating Numbers 1-100

Time for a numbers round-up! Rounding and estimation are important math concepts that will help boost your child's mental math skills.

Rounding to the Nearest 10

Round &#39;Em Up! Kids learn how to round to the nearest ten and the nearest hundred on this third grade math worksheet.

Rounding: Round 'Em Up!

Dive into underwater themed word problems to discover numbers to round, and multi-step problems to put kids through the four operations.

Underwater Word Problems

Practice place value, rounding and addition, all in one worksheet! Your child will learn to add up estimated sums quickly in his head.

Estimation Addition

Offering practice rounding to the nearest ten, hundred, and thousand, this worksheet is sure to help your child rocket to rounding mastery.

Rounding: Tens, Hundreds, Thousands

Rounding decimals is important for getting through 4th and 5th grade math. Support your learner using this worksheet from the baseball math series.

How to Round Decimals

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1st - 4th Grade

Comparing and Ordering Multi-Digit Numbers

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