Curated OER
Know By Heart Addition Facts to 20
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.
Curated OER
Addition and Subtraction Facts to 20 - Manipulative
Here is a good lesson plan that will allow your student to practice their addition and subtraction facts to 20. They practice facts using fact cards and practice strategies such as doubles strategies, and count to 10 strategies.
Math Salamanders Ltd.
Addition Up to 20, Sheet 3
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.
Curated OER
Addition Facts to 20: Copernicus Picture
In this addition facts worksheet, 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.
Curated OER
Addition and Subtraction Problems: numbers to 20
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...
Curated OER
Addition and Subtraction Facts to 20
Fact families, and the relationship between addition and subtraction are the foucs of this lesson. Learners explore strategies to help with their addition and subtraction facts. They use doubles, related facts, and fact families to help...
Curated OER
Addition Properties
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 problems give...
Curated OER
Two-Digit Addition: No Regrouping (A)
This worksheet provides 100 two-digit addition problems to solve. None require regrouping. The answer key is provided.
Curated OER
Addition and Subtraction: numbers to 20
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,...
Houghton Mifflin Harcourt
Addition and Subtraction Facts to 20
First graders act out number stories from number cards. In order to learn about addition and subtraction up to 20 lesson plan, learners become the manipulatives and line up to show the number stories.
Curated OER
Addition Facts to Ten
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.
Curriculum Corner
Spring Find a Fact Addition
Test scholars' knowledge of addition facts with a festive learning exercise 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!
Curated OER
Baseball Word Puzzle and Addition Facts
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.
Curated OER
Know By Heart Addition Facts To 20
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...
DK Publishing
Addition Fact Families
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...
Maths Blog
Make 20
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...
Curated OER
Making a Ten
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...
Curated OER
Two-Digit Addition: With Regrouping (A)
This worksheet provides 100 opportunities for your class to practice adding two-digit numbers that require regrouping. An answer key is included.
Math Salamanders Ltd.
Addition—Up to 12 Sheet 1
In this addition facts worksheet, students solve 20 basic addition facts. Both addends are single digits. This sheet includes facts up to twelve.
Curated OER
20 Questions: Math Questions
Here are 20 questions just waiting for a class to complete them. Each of the problems is either subtraction or addition, under or up to 20. Learners complete each question, then exchange papers for a peer to grade. Answers are included.
Curated OER
Who Wants to Win Millions? - Addition
Some excellent practice in very basic addition awaits your young mathematicians in this engaging Jeopardy-style game. Pupils can earn hundreds of dollars by answering questions correctly. The categories include: Addition with pictures up...
Curated OER
Addition Drills, part 5
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...
Curated OER
Addition Drills, part 2
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...
Curated OER
Addition Drills
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...