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
Adding Doubles Facts
In this addition worksheet, students add one and two digit numbers that are doubles facts. Students complete 40 addition problems.
Curated OER
Use Doubles Facts
In this doubles facts worksheet, students solve 8 horizontal addition problems and 8 vertical addition problems where they use doubles and doubles plus one facts. Students solve 1 test prep question where they must choose a doubles fact...
Curated OER
Mrs. Wood's First Grade Math Doubles Facts
A basic yet effective presentation on adding doubles (two of the same digit), awaits your young mathematicians. Each slide presents a simple problem and uses pictures that go along with each value. For example, the slide that has 6 + 6 =...
Curated OER
Doubles Plus
Doubles and doubles+ 1 addition is a great way to help little learners build number sense and automaticity. This presentation contains multiple examples of doubles and doubles+ 1 addition. Images of dominoes are employed to reinforce the...
Curated OER
Using Doubles
Bring this easy shortcut to your first grade addition lesson! By adding doubles (6+6, for example), and then adding or subtracting 1, kids learn how to solve simple addition problems with ease. This trick is especially helpful for...
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
Adding Doubles Two Digit Numbers
In this addition learning exercise, students add doubles facts that are all two digit numbers. Students complete 40 addition problems.
Curated OER
Domino Addition
Hands-on learning in math is essential to all learners, especially youngsters. In a math learning activity, young mathematicians use dominoes in order to discover the commutative property of addition. Fact families and doubles facts can...
Curated OER
Developing Strategies for Addition and Subtraction
Primary graders develop strategies to assist them with addition and subtraction. They discover number combinations and numerical facts which enable them to add and subtract more effectively. Students use these techniques to complete...
DK Publishing
Spot the Doubles
Have fun with counting and ladybugs! Kindergartners count the number of spots on the first half of the bug's wings, then double the number to practice their addition skills. Have kids color the ladybugs when they're finished with the...
Curated OER
Addition Doubles
In this addition doubles worksheet, students solve eighteen horizontal addition problems with addends from one to twelve, most of them adding doubles.
Math Learning Center
Addition Strategies
Help young mathematicians refer to simple addition strategies with a set of math posters. The pages feature ways to remember how to add zero to a number, how to determine if a number is odd or even, and making fast tens.
Curated OER
Addition and Subtraction Facts to 20 - Manipulative
Here is a good lesson 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.
Curated OER
Doubling Two Digit Numbers
In this addition worksheet, students add one and two digit numbers that are doubles facts. Students complete 40 addition problems.
Curated OER
Using Doubles to Subtract
In this subtraction activity, 1st graders use addition doubling patterns to subtract numbers. For instance, one problem asks students to subtract three from six. They are directed to think that 3+3=6. Students write the answer to 6-3.
Curated OER
Addition
In this addition activity, students enhance their simple addition skills using addition strategies to solve the two worksheets of addition problems.
Curated OER
Let's Learn Those Facts
Young scholars practice adding one digit numbers. In this practicing adding one digit numbers lesson, students roll dice to determine which one-digit numbers they will add together. Young scholars practice adding one digit numbers for...
Curated OER
Math – Addition :3 Addends of 1-Digit with Doubles
In this addition practice worksheet, students solve 12 problems that require them to add 1-digit numbers with 3 addends. Two addends in each of the problems are doubles.
Curated OER
Addition, Single Digit Doubles - #1
In this single digit addition practice activity, students solve 30 problems that require them to double single digit numbers.
Curated OER
Addition Facts Hidden Picture
In this addition hidden picture worksheet, students solve the 30 addition facts 0 to 20. Students then use their answers to color a hidden picture according to the key provided.
Curated OER
It's a Fact!
Second graders participate in a variety of activities to master addition and subtraction facts.
Curated OER
Adding Two- and Three-Digit Numbers
In this adding two- and three-digit numbers worksheet, young scholars, with a partner, problem solve and calculate the answers to eight mathematical word problems and equations.
Curated OER
The Squares of Numbers in Multiplication
Review multiplication facts and concepts! This clear, and easy to follow instructional activity will help your class to understand multiplication by using arrays and repeated addition. There are strategies to help with memorization and...