These estimation slips can be adapted to suit any math or measurement activity in which children are asked to make an estimate and record how they came up with their estimate.

Use this glossary with the EL Support Lesson Plan: The Language of Estimation.

This math worksheet gives your child lots of practice with front-end estimation, addition, and subtraction.

Math whizzes can learn to estimate sums quickly using front-end estimation! Round to the highest place value and then add or subtract the rounded numbers.

Use these vocabulary cards with the EL Support Lesson Plan: The Language of Estimation.

Is a giraffe more likely to be 15 feet tall or 25 inches tall? You probably don't need to get out your ruler to get to the correct answer. Assess student understanding of inches, centimeters, feet, and meters with this estimation check-in.

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

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

Size up these barn animals with your little farmer. Help him learn to eyeball things by using his knowledge of how long an inch is.

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.

An inventive twist on the crossword, the Cross-Number Puzzle uses math instead of words (some say it's easier that way!).

Make learning metric units easy with this colorful estimation worksheet!

Get your second grader acquainted with pounds, a unit of weight, with this estimation worksheet.

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

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

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.

On the road to advanced math, make a stop at estimation station! This worksheet will help your child practice making "guesstimations" about length.

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

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

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.

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.

Practice rounding decimals to whole numbers by helping Duey the Owl. He needs to climb up the hill or roll down the hill based on the decimal number given.

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

Kids will get a kick out of this fun measurement activity! Use these giant sneakers during your unit on nonstandard units of length or to discuss concepts like estimation with students.