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

Add numbers within 20 using ten frames with this first-grade math worksheet!

Practice adding 3 to numbers within 10 with this first-grade addition worksheet!

Give your young math learner practice composing numbers 11–19 with this addition strategies worksheet!

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

It's time to check those addition skills! Use this to assess your student’s abilities to add within 20.

Add it up! Assess your students’ understanding of addition by having them solve addition problems within 20.

Shape up your addition skills with these square puzzles!

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!

It's time to check in on those addition skills! Use this math activity to assess your students’ understanding of addition by having them solve addition problems within 20.

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

Use this number line as a tool to practice adding and subtracting within 20.

Add three numbers by making a 10 in this first-grade worksheet!

Master the math of making 10 and 20 with two addends in this helpful addition worksheet!

If your child is confident in their addition skills, challenge them to tackle addition with three numbers.

Children practice addition within 20 in this fall-themed math worksheet.

Practice finding missing numbers while adding within 20 using ten frames!

Practice addition and subtraction within 20 with this sweet Valentine’s Day math puzzle!

Get more practice decomposing numbers and writing equations with this inviting math worksheet!

Try this bright worksheet to give your first grader some at-home practice with adding three numbers!