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

Learners practice open number line subtraction within 100 with this engaging math worksheet!

Help students get a grasp on mentally adding or subtracting 10 from a multiple of 10 with this fun BINGO game!

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

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.

This word problem worksheet will help your child learn how to solve math problems by measuring values on a number line.

Subtracting with multiple zeros in the “top number” doesn’t need to be a seemingly endless cycle of borrowing. The Subtract One strategy simplifies the task with two easy steps.

Your kid will love using number lines to solve pesky multiple-step subtraction word problems. Learn how with this worksheet!

Children practice conceptualizing multiples of 100 using a visual reference with this two-part worksheet.

Use this glossary with the EL Support Lesson Plan: Mental Math Bingo with Multiples of 10.

Introduce this graphic organizer as a way to help students think about whether or not certain rules or characteristics apply to mathematical ideas always, sometimes, or never.

The decomposing and composing subtraction strategy can be a handy tool for tough three-digit numbers. Use this worksheet to give your students the practice they need to nail down the concept.

Use these vocabulary cards with the EL Support Lesson Plan: Mental Math Bingo with Multiples of 10.

Use these vocabulary cards with the EL Math Support Lesson: Multiples of 10.

Introduce learners to open number line subtraction within 100 with this engaging math worksheet!

Subtraction is a breeze with a number line. Your child will learn how to use a number line by solving these subtraction word problems.

Make your student number one with this worksheet full of subtraction fun using a hundreds chart.

Invite your child to imagine that he is a car moving along a number line. Use this math worksheet to help your 2nd grader identify numbers, add, and subtract.

Help the Millers figure out how far they are from home! This worksheet teaches your child how to use a number line to solve metric measurement word problems.

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

Use this quick assessment to gauge your second grader’s growth in subtraction this year. Students will put their skills to the test subtracting three-digit numbers using a strategy of their choosing in this math check-in.

Travel through the hundreds chart on a quest to one.

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.

This worksheet shows your child how to use thermometers like numbers lines in order to solve addition and subtraction word problems about temperature.

Don't get left behind in math class this winter break! Help your little one review her addition and subtraction math facts with a fun coloring activity.

Use this glossary with the EL Math Support Lesson: Multiples of 10.

This worksheet contains three two-digit subtraction problems guaranteed to give students "tens" of fun!

This addition worksheet teaches your kid how to read a thermometer and measure temperature, two vital skills that everybody should master.

Can your kid solve these multiple-step word problems by using a number line? Let her take a crack at it and see how well she does!

Brr! The temperature is dropping on this word problem worksheet. Can you figure out the final temperature by reading a thermometer and subtracting the degrees?