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

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.

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

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

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.

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.

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

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

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.

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

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

Travel through the hundreds chart on a quest to one.

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.

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

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

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

These Christmas presents are missing some color! Challenge your second grader to review addition and subtraction facts by solving the equations in these gifts.

Each Christmas gift in this math and coloring worksheet contains an addition or subtraction problem that helps your child crack the color 'code.'

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.

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.

Do some Christmas coloring in this addition and subtraction math worksheet. Kids will fill in missing colors in Santa's presents as they solve math problems.

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

Help your little one review her math facts with a fun coloring activity, where she'll solve and then color the addition and subtraction problems in each gift.

There are 10 gifts under the Christmas tree, but they're missing their colors. Your child will use his math and creative skills to color them in this worksheet.

These Christmas presents are missing some color! Challenge your child to review her addition and subtraction math facts by solving the equations in these gifts.

Our combination math and color-by-number worksheet gets your kid to use both sides of his brain. It's Christmas and Santa needs help coloring in his gifts.

Your child can exercise addition and subtraction skills at Christmas time with this mental math worksheet. It also includes a bonus coloring exercise.

Should this Christmas present be red, yellow, or green? It's up to your young mathematician to find out in this Christmas math and color-by-number worksheet.

Santa left some gifts, but they need a little color. Your child will color the gifts by number with the help of some addition and subtraction problems.