Students learn to decompose numbers through this fun activity. After being given a number, young mathematicians come up with their own way to decompose the number into two different numbers.

Let's see those addition skills! Use this math assessment to check in on your students’ abilities to add three numbers by having them solve these problems.

In this 1st grade math worksheet, your child will complete each addition problem, then determine whether the answer is an odd or even number.

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

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.

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

Build number sense and familiarity with numbers 1–120 with this fun game! Students will roll a die and move that many more spaces. The first player to reach 120 wins!

Kids add, subtract, or use math facts they have committed to memory to fill in the missing numbers in the fact families on this second grade math worksheet.

This worksheet takes your child a step farther than one-digit addition. As he completes the page, he'll learn to add a two-digit number to a one-digit number.

Each ten frame has ten boxes. Some boxes have red chips and others don't. If the top half of the ten frame is filled with red chips, how many are left? 10-5=5.

Practice addition within 10 with this Halloween math workheet!

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

This addition worksheet teaches your kid one way to solve multiple-step word problems by using a number line.

Your students have been plugging away at their math skills all year. Now it's time to put those skills to the test! Use this math assessment to check in on your students’ abilities to add 10 to two-digit numbers.

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

Use this glossary with the EL Support Lesson Plan: Mental Math Bingo with Multiples of 10.

Teach your students to solve word problems with three addends. Plenty of space is provided for students to show their thinking!

Put your hundreds chart skills to the test by counting up the charts on this first grade math worksheet.

This hundred chart worksheet makes adding ten easy!

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

Measure your way to the right answer by using this handy number line to solve word problems about adding length.

Time to start fishin' for addition! Here's a great worksheet that will help your child practice his simple addition and counting.

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

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

Time to start fishin' for addition! Here's a great worksheet to help your child practice his simple addition and counting.

Invite your child to imagine that he is a car moving along a number line. Use this math worksheet to help your 2nd grader identify numbers, add, and subtract.

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

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

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

With this money math worksheet, your child gets practice at simple addition while learning the concept of money. Write down the prices and add them up!