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

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.

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.

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

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

Master three-digit subtraction in this challenging second-grade worksheet!

Practice using the decomposition strategy to solve two-digit subtraction problems in this helpful worksheet for second graders!

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

Make three-digit subtraction easier with this helpful second-grade worksheet!

Challenge yourself to solve three-digit addition problems in this colorful worksheet!

Help your second grader strengthen her two-digit addition skills ... and pretend she's a super hero at the same time!

This worksheet teaches first graders about the three major kinds of sentences: Declarative, exclamatory, and interrogative.

Use an open number line to subtract two-digit numbers in this charming math worksheet!

Use the worksheet to help students visualize addition number sentences with three addends. Kids build 10 cube trains using three different color cubes, color their trains, and then write out the equations.

Practice multi-digit addition with this hundred chart worksheet for second graders! 

Use these digit cards to practice number recognition or basic facts. Or take the learning up a notch by using the cards to teach place value as students build two-digit numbers to play the Hungry Alligator game!