Use this glossary with the EL Support Lesson Plan: Comparing Strategies for Three-Digit Addition.

Kids solve addition problems with three-digit addends using regrouping on this third grade math worksheet.

Kids solve subtraction problems with three-digit numbers using regrouping in this third grade math worksheet.

Get even more practice performing three-digit addition using open number lines with this second-grade math worksheet!

Use these vocabulary cards with the EL Support Lesson Plan: Writing Three-Digit Number Names.

Use these vocabulary cards with the EL Support Lesson Plan: Thinking About Three-Digit Numbers.

Give your little math whiz a new challenge: adding multiple sets of numbers! He'll get practice adding up three sets of two-digit numbers.

Get even more practice performing three-digit subtraction using an open number line with this second-grade math worksheet!

Children stretch their regrouping skills as they solve three-digit subtraction word problems.

Use these vocabulary cards with the EL Support Lesson Plan: Comparing Strategies for Three-Digit Addition.

With this worksheet, your second graders will be adding up two-digit and three-digit numbers with ease.

How are your students coming along in their three-digit addition skills? Use this spring math assessment to gauge your students' abilities to add within 1,000.

Are your students' math skills greater than or less than your expectations? Use this quick assessment to gauge your second graders' understanding of three-digit numbers.

Practice three-digit addition using open number lines with this second-grade math worksheet!

Use this worksheet to continue practice with two addition strategies: expanded notation and standard algorithm. Students will be challenged to solve three-digit addition problems and then check their work using multiple methods.

Practice three-digit subtraction using an open number line with this second-grade math worksheet!

Use this worksheet to practice two strategies for solving three-digit addition problems. Students will flex their math muscles as they use both the expanded notation and standard algorithm strategies to solve challenging math problems.

How are your students coming along in their three-digit subtraction skills? Use this spring math assessment to gauge your students' understanding of regrouping and abilities to subtract within 1,000.

In this practice worksheet, students solve 15 three-digit subtraction problems with regrouping.

Get more practice performing three-digit addition using open number lines with this second-grade math worksheet!

Get more practice performing three-digit subtraction using an open number line with this second-grade math worksheet!

Help your kid practice her addition skills with these two-digit addition problems, then work up to the three-digit plus two-digit problems!

Help your child practice adding four-digit and three-digit numbers! This Easter-themed math worksheet is more interesting than your average printable.

Help your students apply strategies when solving addition problems. This worksheet provides practice for using number lines to solve addition problems with three-digit numbers.

Tackle triple-digit addition and subtraction with this practice worksheet.

Get even more practice comparing two-digit numbers in this bright and colorful practice worksheet!

Children develop their number sense skills as they practice ordering two-, three-, and four-digit numbers in this math worksheet.

Sail into two-digit subtraction with this math practice worksheet. Encourage your 2nd grader to use this as a foundation to work up to three-digit subtraction!

Practice double-digit subtraction with this animal-themed math worksheet!

Ones, tens, and hundreds! Oh My! With this worksheet, your student will find the place value of a digit in a number.