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.

Keep your second grader entertained--and teach her two-digit addition skills at the same time--with this super hero-themed worksheet.

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

Addition gets a hand-up with this math ninja worksheet; part of a set of ninja themed two-digit arithmetic printables!

Help your math ninja with his addition and target practice. He can practice two-digit addition and carrying (also called regrouping) with this worksheet!

Practice adding tens on an open number line with this first-grade math worksheet!

Groups of ten make addition a breeze! Use this nifty worksheet to learn about the "circle ten" shortcut.

After kids solve the two-digit addition and subtraction problems on this second grade math worksheet, they use the key to color in the shapes on the mosaic.

Hurry! If these numbers aren't added quickly using regrouping, they'll pop!

What does carrying have to do with math? Help your second grader find out with this worksheet full of big number addition and carrying hints.

Guide your second grader through this fun, two-digit addition worksheet to boost her mental math skills.

Get more practice adding multiples of 10 on an open number line with this colorful worksheet!

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

This math fluency checklist is a great tool that can be used to encourage students to use different strategies to solve math problems efficiently and accurately.

Give your second grader a helping hand with two-digit addition with an addition worksheet with a fun, super hero theme.

Is your second grader struggling with two-digit addition? This super hero worksheet should motivate him to practice math!

This worksheet teaches you to use base 10 drawings to add two-digit numbers.

Get more practice adding two-digit numbers on open number lines with this inviting addition worksheet!

Get even more practice adding tens on an open number line with this first-grade math worksheet!

Does your second grader need a math boost? Help her get a grip on her two-digit addition skills--and a super power--with this dynamic worksheet.

Is your second grader ready to step up her carrying skills? This intermediate worksheet will test her powers of addition!

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

Two-digit addition troubling your second grader? The only way to get the concept down is practice, practice ... and more practice!

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

Use Election Night to teach your child about politics and government, and have them add up the electoral votes each presidential candidate earns throughout the night.

Make the math concept "less than" more clear with a colorful worksheet that gets him practicing with number comparisons to make each equation true.

Get more practice adding tens on an open number line with this first-grade math worksheet!

Get more practice adding multiples of 10 on an open number line with this vibrant worksheet!

Get more practice exploring properties of operations while writing addition equations in this second-grade math worksheet!

Represent ones and tens with crayons in this fun worksheet.