Worksheet
Curated OER

Know By Heart Addition Facts to 20

For Students 1st - 2nd
Some people call them fast facts and some call it recall with automaticity, test your class with this timed basic addition facts worksheet. It includes 7 sections of 8 addition problems each focused on a different set of problems.
Worksheet
Math Salamanders Ltd.

Addition Up to 20, Sheet 3

For Students 1st - 3rd Standards
This activity focuses on adding numbers to sums of 20. Pupils complete a set of 24 problems by adding numbers to 20. A number line and reference website are given for additional activities.
Worksheet
Curated OER

Addition Facts to 20: Copernicus Picture

For Students 2nd - 3rd
In this addition facts learning exercise, students solve the 24 addition problems. Students color each problem space with the color indicated in the key. The result is a picture of Copernicus.
Worksheet
Curated OER

Addition and Subtraction Problems: numbers to 20

For Students 2nd - 4th
You'll never be out of subtraction worksheets again. Here are 11 different sheets that require learners to add or subtract to find sums or differences up to or less than 20. Perhaps these can be used at home, at a work station, or to...
Worksheet
Curated OER

Addition Properties

For Students 1st - 2nd Standards
Addition becomes much simpler once scholars understand its properties. They examine the commutative property through five equation pairs. For each, the addends have been switched and scholars must fill one in. The next six...
Lesson Plan
Curated OER

Two-Digit Addition: No Regrouping (A)

For Teachers 3rd - 6th
This worksheet provides 100 two-digit addition problems to solve. None require regrouping. The answer key is provided.
Worksheet
Curated OER

Addition and Subtraction: numbers to 20

For Students 2nd - 4th
Does your school encourage learning math facts or fast facts? If it does you can definitely use this resource. There are 20 lists, each list contains 10 problems, and each problem set focuses on adding and subtracting specific numbers,...
Lesson Plan
Curated OER

Addition Facts to Ten

For Teachers K - 1st
In this math worksheet, students learn to solve sums below 10. Students also learn the words "plus" and "sum" by solving 20 addition problems with words.
Worksheet
Curriculum Corner

Spring Find a Fact Addition

For Students 1st - 3rd Standards
Test scholars' knowledge of addition facts with a festive worksheet that makes adding a two-person game. Pairs examine a grid of numbers to locate and color addition facts. Last person to color three squares wins! 
Worksheet
Curated OER

Baseball Word Puzzle and Addition Facts

For Students 1st - 2nd
In this math worksheet, students solve 25 basic addition facts below 20. Using the sums and the key to the code, students decipher a secret message about baseball.
Worksheet
Curated OER

Know By Heart Addition Facts To 20

For Students 3rd - 5th
In this addition worksheet, students solve the 56 addition problems. They are each in groups of 8 and students record how many seconds it took to get each group done. The problems all involve adding 2 single digit numbers together. The...
Worksheet
DK Publishing

Addition Fact Families

For Students 1st - 2nd Standards
Fact families are an excellent way to connect math operations for beginners to addition and subtraction. Use the examples here to review this concept before scholars try these on their own. For each, they examine two related number...
Worksheet
Maths Blog

Make 20

For Students 1st - 3rd Standards
There are quite a few ways to make the number 20 through addition. Learners fill in missing addends to reach the sum of 20 then answer additional related questions. This is a good resource because it has the class both add to 20 and...
Lesson Plan
Curated OER

Making a Ten

For Teachers 1st - 3rd Standards
An addition table supports third graders as they learn strategies to improve their math fluency. When finding sums greater than ten, students are taught how to first make a ten and then add on the rest. A similar method is also...
Lesson Plan
Curated OER

Two-Digit Addition: With Regrouping (A)

For Teachers 2nd - 3rd
This worksheet provides 100 opportunities for your class to practice adding two-digit numbers that require regrouping. An answer key is included.
Worksheet
Math Salamanders Ltd.

Addition—Up to 12 Sheet 1

For Students 1st - 2nd Standards
In this addition facts worksheet, learners solve 20 basic addition facts. Both addends are single digits. This sheet includes facts up to twelve.
Worksheet
Math Salamanders Ltd.

Addition - Up To 20 Sheet 6

For Students 1st - 2nd Standards
In this addition worksheet, learners use their knowledge of addition facts to fill in the missing numbers in two addition charts.
Worksheet
Curated OER

Addition Drills, part 5

For Students 2nd - 3rd Standards
Show scholars that if they can add up two addends, they can also add up three. Review the examples together before letting scholars try these 25 addition problems, each with three double or single-digit addends. Two of these add up to...
Worksheet
Curated OER

Addition Drills, part 2

For Students 1st - 3rd Standards
Add them up! Scholars add up double-digit addends to find sums for 32 equations. There are three examples learners can reference if needed, and they have to regroup for many of these. The equations aren't numbered, so consider doing this...
Worksheet
Curated OER

Addition Drills

For Students 2nd - 3rd Standards
Begin adding two-digit numbers with young mathematicians using this set of straightforward equations, none of which require regrouping. All have two-digit addends, and one sum is a three-digit number. Scholars can reference three...
Worksheet
Curated OER

Abraham Lincoln Addition Puzzle

For Students 1st - 2nd
In this math instructional activity, students solve 50 basic addition facts below 20. Using the sums and the key, students decipher the secret message about Abraham Lincoln.
Worksheet
Curated OER

Basketball Addition Puzzle

For Students 1st - 2nd
In this math worksheet, students solve 25 basic addition facts below 20. Using the sums and the key to the code, students decipher a secret message about basketball.
Worksheet
Curated OER

Multiplication as Repeated Addition

For Students 2nd - 3rd Standards
For beginners, present multiplication as repeated addition to give them a familiar context. They examine grouped sets of objects and add up the groups to get a total. Then, learners translate the addition sets to a basic multiplication...
Worksheet
Curated OER

Addition Facts less than 20- Addends 5 to 10

For Students 1st
In this addition facts worksheet, 1st graders find the sum in 20 problems in which the addends are between 5-10. They find sums which are less than 20.