Addition Facts to 20 Worksheet 1

Related Topics & Worksheets:
Math Worksheets
Printable Math Worksheets

Free Online Worksheet to practice adding facts that sums less than 20.

Objective:

• I know how to add with sums less than 20.
• I can add fluently within 20.

Have a look at this video if you need to revise how to revise the math facts to 20.

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
10 + 2 =

2 + 1 =

10 + 3 =

4 + 10 =

4 + 2 =

6 + 10 =

10 + 3 =

3 + 3 =

10 + 6 =

2 + 1 =

12 + 1 =

2 + 2 =

12 + 2 =

3 + 3 =

13 + 3 =

12 + 3 =

14 + 3 =

13 + 5 =

14 + 5 =

4 + 14 =

Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

We hope that the free math worksheets have been helpful. We encourage parents and teachers to select the topics according to the needs of the child. For more difficult questions, the child may be encouraged to work out the problem on a piece of paper before entering the solution. We hope that the kids will also love the fun stuff and puzzles.