Gain expertise with addition sentences within 20 in this helpful math worksheet!

Hop, skip, and jump using compensation in this second- and third-grade addition worksheet!

Practice addition while solving number puzzles in this engaging worksheet for first and second graders!

Test your addition skills with this hands-on math worksheet!

Explore finding missing starting numbers in addition equations with this engaging hundred-chart worksheet!

Explore properties of operations while writing addition equations in this second-grade math worksheet!

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

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

Kids help Olga the Octopus on this second grade math worksheet by solving subtraction problems with two-digit numbers using regrouping.

Students solve addition problems with two-digit addends and no regrouping on this fruit-themed worksheet.

Discover combinations that make 10 with this engaging cut-and-paste worksheet, designed for first and second graders!

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

Test your addition skills with this helpful hundred chart worksheet!

Take a big leap forward with your math skills as you practice addition in this cheerful, inviting worksheet!

Sharpen second graders' hundred chart know-how with this addition worksheet!

Let’s chart a calculated course with this engaging second-grade addition activity!

Put your addition skills to the test with these puzzle boxes for second and third graders!

Put your addition skills to the test with these puzzle boxes for second and third graders!

Add a fun twist to math practice with these second- and third-grade addition puzzles!

Put your addition skills to the test with these puzzle boxes for second and third graders! 

Test your talent in two-digit addition with this colorful math worksheet!

Climb toward the sum by making tens in this helpful addition worksheet!

Put your addition skills to the test with these puzzle boxes for second and third graders!

Addition doesn't have to be puzzling—practice finding sums with these puzzle boxes!

Shape up your addition skills with these square puzzles!

Addition doesn't have to be puzzling—practice finding sums with these second- and third-grade puzzle boxes!

Children practice finding the sum of two three-digit whole numbers, with no regrouping, in this math worksheet.

Challenge your second grader with some 2-digit addition review using this addition crossword!

Put a little silliness into math practice with these April Fools' Day word problems!

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