Math Addition Facts
Addition Facts to 20

Here you will find a selection of 2nd and 3rd Grade Addition sheets designed to help your child improve their mental addition skills.

The sheets involve different skills to solve and have been set out in different ways to give more variety and interest.

The sheets are graded so that the easier ones are at the top.

Using these sheets will help your child to:

• learn their addition facts to 20;
• learn addition facts to 20+20;
• learn how to solve addition sums where one of the addends is missing, but the total is given.

Want to test yourself to see how well you have understood this skill?.

• Try our NEW quick quiz at the bottom of this page.

We have split the sheets into 3 sections:

• the first section contains addition within 20 worksheets for 2nd graders
• the second section contains addition up to 20+20 worksheets for 3rd graders (or 2nd graders who want a challenge!)
• the third section contains a range of fun math puzzles with a focus on addition facts.

Here is a quick breakdown of the content of the sheets, with the easier sheets coming first:

• Sheet 1 has a number track to support the addition.
• Sheet 2 is similar to sheet 1 but with no number track and more questions.
• Sheet 3 has sets of 3 addends to add up.
• Sheets 4 and 5 have missing addends in the addition equation.
• Sheet 6 has an addition grid to complete with the numbers in the grid missing.
• Sheet 7 has an addition grid with numbers both inside and outside the grid to fill in.

The following sheets involve different activities to help children learn their addition facts up to 20+20.

Here is a quick breakdown of the math addition facts worksheets:

• Sheet 1 has a number track up to 40 to support addition.
• Sheet 2 is similar to sheet 1 but with no track and more questions.
• Sheet 3 has missing addends in the addition equation.
• Sheets 4 and 5 have addition grids up to 20+20 to fill in.
• Sheet 6 has an addition grid with numbers both on the inside and outside of the grid to complete.

Want to create your own tailor-made addition grid with values of your own choice?

Our blank addition grid can be made ready in a minute!

These puzzles are a great extension or supplementary activity to get kids to apply their knowledge.

We have more addition fact worksheets on our site, and another page with slightly easier addition facts to 20 worksheets.

Why not take a look at some of our other addition fact worksheets?

Here you will find a range of Free Printable Second Grade Addition Worksheets.

The following worksheets involve using the Second Grade Math skills of adding numbers, and solving addition problems.

Using these sheets will help your child to:

• learn to add numbers to 1000 in columns.

Here you will find a selection of printable Addition Flashcards designed to help your child learn their addition facts.

Using flashcards is a great way to learn your addition facts. They can be taken on a journey, played with in a game, or used in a spare five minutes daily until your child knows their addition facts off by heart.

Using these sheets will help your child to:

• learn their addition facts.

The puzzles will help your child practice and apply their addition, subtraction and multiplication facts as well as developing their thinking and reasoning skills in a fun and engaging way.

The Number Square Puzzles page will open a new browser window which will take you to the 2nd grade math salamanders website.

Using these puzzles will help your child to:

• learn their addition facts to 20+20;
• learn and practice subtraction facts to 20;
• pratice multiplying up to 5x5;
• develop thinking and reasoning skills;
• develop perseverance.

The Math Salamanders hope you enjoy using these free printable Math worksheets and all our other Math games and resources.

We welcome any comments about our site or worksheets on the Facebook comments box at the bottom of every page.