Estimate the sum in each of these math problems. Challenge your child to round to the nearest hundred first, then add the two rounded numbers.

This math worksheet uses the concept of base 10 to help your kid understand place values. Each number is ten times the value of the one to its right!

This worksheet is an easy introduction to the number 100. Help your child compare and contrast large quantities, and get her thinking about weight and volume.

In this Halloween-themed math worksheet, students will look at existing game boards and add one and two-digit numbers as they try to determine who got the pumpkin in the pumpkin race game.

Reach the peak of number know-how with this worksheet all about comparing numbers!

With the concept of base 10, it's easy to understand place values. Help your child learn that each digit is ten times the value of the one to its right.

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

Get your lasso ready, it's time to round up the hundreds herd! Your rounding rancher will practice estimating numbers to the nearest hundred.

Kids completing this third grade math worksheet practice reading whole numbers and identifying the place value for digits up to the ten thousands place.

Test your child's knowledge of place values with this math worksheet. The multiple choice questions are a great review of place values.

In this dessert-themed math worksheet, learners look at existing game boards and practice addition as they try to determine who won the Cookie Race Game.

This worksheet helps your child sharpen her base 10 skills by challenging her to match the numerals on one side with its spelled out version on the other side.

Use this glossary with the EL Math Support Lesson: Which Number is the Greatest?

Base 10 makes it easy to understand place values. This math worksheet helps your kid understand that each digit is ten times the value of the one to its right.

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

Try your hand at comparing numbers to the hundred thousands with this helpful worksheet!

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

This watery worksheet is the perfect way to teach your child how to round to the nearest hundred.

Children complete a dot-to-dot puzzle from 0 to 30 to reveal a horse's quiet shelter in this number sense worksheet.

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

Use these vocabulary cards with the EL Math Support Lesson: Which Number is the Greatest?

Saddle up, it's time to round up this herd of sheep! Your math cowboy will practice rounding to the nearest ten with this worksheet.

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

Put your knowledge of number names to the test in this engaging math puzzle!

In this worksheets, learn how to add the tens first when using a hundreds chart.

Help your child get comfortable with rounding numbers to the nearest ten with this sea-themed worksheet.

In this worksheet, your child will write out the whole numbers listed in the table in words according to the place value of each digit.

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

An easy method to grasp numbers, this base 10 worksheet with simple addition helps your child to understand place values while honing her arithmetic skills.

These numbers are scattered all over the place! Can your child help get these in the right order? Have her organize these numbers from least to greatest.