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

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.

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

Kids apply their money skills on this worksheet packed with three-digit decimal money problems.

On this third grade math worksheet, kids solve decimal subtraction problems as they calculate change on a trip to the pet shop.

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

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

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

If your child has mastered money math but needs to know how to round, hand her this quick introduction to rounding up and down to the nearest dollar.

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

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