Help students learn simple addition by exploring the concept of "plus one" in this worksheet.

Help your little one review her math facts with a fun coloring activity, where she'll solve and then color the addition and subtraction problems in each gift.

Practice counting and adding by ten with a hundred chart!

Give children a gentle introduction to addition with help from this simple addition worksheet.

Kindergarten students are excited to practice their addition skills. As they grow to become better mathematicians, use this fun worksheet to help them understand what happens when you add one more.

Sharpen your single-digit addition skills with this helpful first- and second-grade worksheet!

Ready, set, go! Start the timer and get going on this one-minute math addition practice.

Kindergarten students are practicing their addition skills! Help them practice adding one more using this helpful worksheet.

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

Practice adding tens with a visual model in this helpful worksheet!

To give your first grader's math skills a boost, try printing out this addition worksheet complete with fruit and fun!

This cute all-in-one worksheet boosts your kid's addition skills and reading comprehension ability.

Have your little math learner count the number of chicks and add them together for great practice in adding one on this math worksheet.

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

Find friends in trusty tens with this colorful addition worksheet!

Build up your addition skills in this model-making addition worksheet!

Celebrate Valentine's Day while reviewing math facts! Your little one can solve these addition problems, and soon he'll be able to memorizing them.

Learners will take on 20 one-digit addition problems in this sweet springtime worksheet.

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

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

The last in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

Dive into compensation with the help of trusty tens in this inviting worksheet!

Go over adding two-digit numbers to one-digit numbers with this helpful worksheet.

Journey to addition expertise in this charming first-grade worksheet!

The second in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

The third in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

The fourth in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

The fifth in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

Represent tens and ones with crayons in this fun worksheet.

Practice decomposing numbers and writing equations with this kindergarten and first-grade math worksheet!