Use this glossary with the EL Support Lesson Plan: Adding Within 20.

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

Use these vocabulary cards with the EL Support Lesson Plan: Adding Within 20.

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

This colorful worksheet allows you to combine your second grader's love of art with at-home addition practice with adding double-digits!

Use the worksheet, Holiday Shopping 2, to help your first and second graders practice adding or subtracting word problems. Learners will answer the problems and then discuss their answers with partners to show their understanding.

Help your first and second-graders practice adding and subtracting with this holiday-inspired word problem worksheet. Use the Holiday Shopping worksheet to help your learners discuss their answers with partners as well.

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

Practice adding two-digit numbers with this compensation worksheet for second and third graders!

Practice using place value charts to find sums with this addition worksheet for first and second graders!

Use your knowledge of place value to solve addition problems with this first- and second-grade worksheet!

Not only does this worksheet bolster kids' addition skills, it's a great mental math exercise, too.

Tackle two-digit addition with place value charts in this helpful worksheet!

Practice adding doubles with this colorful worksheet!

Brr! The temperature is dropping on this word problem worksheet. Can you figure out the final temperature by reading a thermometer and subtracting the degrees?

Give students practice adding three-digit numbers within 1,000! 

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

Practice adding multi-digit numbers in this second- and third-grade worksheet!

Tristan had 74¢ and Juniper gave him a quarter. How much does he have now? Kids will practice identifying coins and using the part-part-whole concept (number bonds) to solve money word problems in this two-digit addition worksheet.

Practice adding with this third grade addition worksheet. Your child will hone his addition skills.

Make addition practice sweet with this charming candy-themed worksheet!

Learners will enjoy stacking and adding two-digit numbers with this appealing practice worksheet.

Learners will enjoy stacking and adding two-digit numbers with this appealing practice worksheet.

With this worksheet, your second graders will be adding up two-digit and three-digit numbers with ease.

Learn how to use doubles facts to solve other addition problems!

Is your child comfortable with adding double-digit numbers? If he's getting there here's a different take on addition problems!

Double the numbers equals double the fun! Practice adding with near-doubles in this engaging math worksheet.

Adding up big numbers can be tricky. Teach your budding mathematician a helpful trick to keep the numbers in line with carrying!

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

Practice a helpful strategy for adding single-digit numbers in this worksheet, the second entry in a scaffolded series!