Use these vocabulary cards with the EL Support Lesson: Place Value and Rounding.

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

Make learning metric units easy with this colorful estimation worksheet!

Master measurement with a fun estimation activity! Help your child practice "eyeballing" these measurements in inches and centimeters.

Rounding in centimeters sounds tricky, but it's simple, really. This ruler worksheet is sure to help your child wrap her head around this math concept.

Help your first grader practice his math skills with this printable worksheet, which will give him practice rounding to the nearest ten.

Chances are your child knows how to round, but how about rounding in inches? Help him tackle this concept with an exercise in measuring to the nearest inch.

Does your child need practice with his math skills? This printable first grade worksheet will give him practice rounding whole numbers to the nearest ten.

Should you round that number up or round it down? Help your seafarer master the art of rounding with this fun fish color by number.

How quickly can your math master round and add up these sums? Help him build a valuable math skill with this estimation worksheet.

Get your second grader acquainted with pounds, a unit of weight, with this 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 measurement with this colorful worksheet. Students will first make an estimation, and then measure with a ruler.

Estimation is an important part of math and science. Practice estimating length by using your best guess!

Rounding numbers can be tricky. Teach your third graders the rhyme five or more up the score, four or less let it rest.

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.

Kids practice time, estimation, and working with tables as they estimate how long it will take them to do an activity, then time themselves doing it.

Even snacktime can be educational! Use this engaging worksheet to teach students about estimation and measurement in the metric system.

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

Help your child practice his skills in estimation with this printable worksheet, which asks him to guess the weight of different objects.

Kids get a lesson in estimation as they color objects that weigh more than a pound red and objects that weigh less than a pound blue.

Help your child practice his skills in estimation with this printable worksheet, which asks him to assess the length of household objects.

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.