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

Use these strategy cards to help students develop their compare and contrast skills, along with deepening their understanding of three-digit addition.

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.

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.

Give your students simple two-digit numbers to practice the decomposition addition strategy! This can be used as a stand-alone activity or in conjunction with the Composing and Decomposing lesson plan.

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.

Let's see how those addition skills have blossomed over the course of the year! Use this quick math assessment to gauge your students' abilities to add three-digit numbers, both with and without regrouping.

Give your young mathematicians practice with number bonds and number sentences in this visually interesting worksheet that has students composing and decomposing numbers.

Learn how to use doubles facts to solve other addition problems!

Make two-digit addition easier with this inviting worksheet!

Enhance your learners' addition and subtraction skills using number line models and real-world scenarios!

Boost your learners' addition and subtraction skills using number line models and real-world scenarios!

Practice adding doubles with this colorful worksheet!

Strengthen your learners' addition and subtraction skills using number line models and real-world scenarios!

Jump into addition with this hundred chart worksheet for first and second graders! 

Use this visual model to practice adding 10 to two-digit numbers!

Use your addition expertise to find the missing digits in each equation with this second- and third-grade worksheet!

Strengthen first and second graders' single-digit addition skills with this hands-on worksheet!

Double the numbers equals double the fun! Practice adding with near-doubles in this engaging math worksheet.

Follow the trail to doubles mastery with this fun first- and second-grade worksheet!

Practice using place value to solve addition problems with this math worksheet!

Practice a visual strategy for addition with regrouping in this second-grade worksheet!

Sharpen your mental math skills with this second- and third-grade compensation worksheet! 

There’s value in adding with place value! Practice using place value charts in this charming second-grade worksheet!

Test your skills with doubles facts in this addition worksheet!

Lengthen your learners' addition and subtraction skills using number line models and real-world scenarios!