On this third grade math worksheet, kids round to estimate the sum of two numbers, a useful strategy for checking the results of calculations.

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

This worksheet will challenge your third graders to round numbers and then them. Students will answer multiple choice questions by rounding up or rounding down numbers in the problems provided.

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

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

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

About how much flour does the town baker need? Your students will practice rounding to the thousands place as they solve real world problems for the people living in Approxiville.

Make learning metric units easy with this colorful estimation worksheet!

On this third grade math worksheet, kids round to estimate the difference between two numbers, a useful strategy for checking the results of calculations.

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

Your fourth grader will practice rounding decimals to the nearest whole number, converting decimals to percents, and more!

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

Practice rounding multi-digit numbers with this quiz-style worksheet!

Give your students targeted practice rounding multi-digit whole numbers with this one-page number sense worksheet!

Can your little math whiz add up sums quickly in his head? Teach him to estimate before adding, a great skill to put to use in everyday life!

Use this worksheet to help with volume estimations, or conversions between measurements.

From the tiniest ant to the biggest elephant, every animal has a mass!

Take a tour of items in your home as you practice estimating length in this engaging worksheet!

Students round numbers to the nearest thousand with this inviting practice worksheet!

Students round numbers to the nearest ten thousand with this helpful practice worksheet!

Assess your ability to add and subtract tens with this second-grade math worksheet! 

Follow in the footprints of dinosaurs as you work on this colorful worksheet!

Measure masses around the kitchen with this fun third-grade maze!

Get comfortable with customary units in this inviting measurement worksheet!

Navigate a maze of measurements and estimate length with this park-themed math worksheet!

Get your ducks in a row and strengthen number sense in this adorable math worksheet!

Hop, skip, and jump using compensation in this second- and third-grade addition worksheet!